Home / 87,371,973.60-131,057,960.40-58,631,877.60

Finding the Fourth Proportional to 87,371,973.60, 131,057,960.40 and 58,631,877.60

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Solution

The fourth proportional to 87,371,973.60, 131,057,960.40 and 58,631,877.60 is: 87,947,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,371,973.60 : 131,057,960.40 = 58,631,877.60 : x
  2. Step 2: Convert to fraction form
    87,371,973.60/131,057,960.40 = 58,631,877.60/x
  3. Step 3: Cross multiply
    87,371,973.60x = 131,057,960.40 × 58,631,877.60
  4. Step 4: Simplify right side
    87,371,973.60x = 7,684,174,292,678,448
  5. Step 5: Solve for x
    x = 7,684,174,292,678,448/87,371,973.60
  6. Step 6: Final answer
    x = 87,947,816.40

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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.