Home / 89,071,805.10-133,607,707.65-74,722,898.10

Finding the Fourth Proportional to 89,071,805.10, 133,607,707.65 and 74,722,898.10

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Solution

The fourth proportional to 89,071,805.10, 133,607,707.65 and 74,722,898.10 is: 112,084,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071,805.10 : 133,607,707.65 = 74,722,898.10 : x
  2. Step 2: Convert to fraction form
    89,071,805.10/133,607,707.65 = 74,722,898.10/x
  3. Step 3: Cross multiply
    89,071,805.10x = 133,607,707.65 × 74,722,898.10
  4. Step 4: Simplify right side
    89,071,805.10x = 9,983,555,124,105,540
  5. Step 5: Solve for x
    x = 9,983,555,124,105,540/89,071,805.10
  6. Step 6: Final answer
    x = 112,084,347.15

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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.