Home / 102,633,057.05-141,632,491.17-55,588,960.13

Finding the Fourth Proportional to 102,633,057.05, 141,632,491.17 and 55,588,960.13

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Solution

The fourth proportional to 102,633,057.05, 141,632,491.17 and 55,588,960.13 is: 76,712,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,633,057.05 : 141,632,491.17 = 55,588,960.13 : x
  2. Step 2: Convert to fraction form
    102,633,057.05/141,632,491.17 = 55,588,960.13/x
  3. Step 3: Cross multiply
    102,633,057.05x = 141,632,491.17 × 55,588,960.13
  4. Step 4: Simplify right side
    102,633,057.05x = 7,873,202,904,424,849
  5. Step 5: Solve for x
    x = 7,873,202,904,424,849/102,633,057.05
  6. Step 6: Final answer
    x = 76,712,154.26

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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.