Home / 113,834.92-157,077.70-63,536.04

Finding the Fourth Proportional to 113,834.92, 157,077.70 and 63,536.04

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Solution

The fourth proportional to 113,834.92, 157,077.70 and 63,536.04 is: 87,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,834.92 : 157,077.70 = 63,536.04 : x
  2. Step 2: Convert to fraction form
    113,834.92/157,077.70 = 63,536.04/x
  3. Step 3: Cross multiply
    113,834.92x = 157,077.70 × 63,536.04
  4. Step 4: Simplify right side
    113,834.92x = 9,980,095,030.31
  5. Step 5: Solve for x
    x = 9,980,095,030.31/113,834.92
  6. Step 6: Final answer
    x = 87,671.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.