Home / 112,955,931.70-168,673,250.54-92,247,450.68

Finding the Fourth Proportional to 112,955,931.70, 168,673,250.54 and 92,247,450.68

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Solution

The fourth proportional to 112,955,931.70, 168,673,250.54 and 92,247,450.68 is: 137,749,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,955,931.70 : 168,673,250.54 = 92,247,450.68 : x
  2. Step 2: Convert to fraction form
    112,955,931.70/168,673,250.54 = 92,247,450.68/x
  3. Step 3: Cross multiply
    112,955,931.70x = 168,673,250.54 × 92,247,450.68
  4. Step 4: Simplify right side
    112,955,931.70x = 15,559,677,360,223,934
  5. Step 5: Solve for x
    x = 15,559,677,360,223,934/112,955,931.70
  6. Step 6: Final answer
    x = 137,749,980.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.