Home / 112,344,206.40-168,232,874.40-89,669,390.40

Finding the Fourth Proportional to 112,344,206.40, 168,232,874.40 and 89,669,390.40

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Solution

The fourth proportional to 112,344,206.40, 168,232,874.40 and 89,669,390.40 is: 134,277,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,344,206.40 : 168,232,874.40 = 89,669,390.40 : x
  2. Step 2: Convert to fraction form
    112,344,206.40/168,232,874.40 = 89,669,390.40/x
  3. Step 3: Cross multiply
    112,344,206.40x = 168,232,874.40 × 89,669,390.40
  4. Step 4: Simplify right side
    112,344,206.40x = 15,085,339,292,687,768
  5. Step 5: Solve for x
    x = 15,085,339,292,687,768/112,344,206.40
  6. Step 6: Final answer
    x = 134,277,857.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.