Home / 87,186,176.12-130,795,354.98-36,072,180.74

Finding the Fourth Proportional to 87,186,176.12, 130,795,354.98 and 36,072,180.74

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Solution

The fourth proportional to 87,186,176.12, 130,795,354.98 and 36,072,180.74 is: 54,114,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,186,176.12 : 130,795,354.98 = 36,072,180.74 : x
  2. Step 2: Convert to fraction form
    87,186,176.12/130,795,354.98 = 36,072,180.74/x
  3. Step 3: Cross multiply
    87,186,176.12x = 130,795,354.98 × 36,072,180.74
  4. Step 4: Simplify right side
    87,186,176.12x = 4,718,073,684,137,042
  5. Step 5: Solve for x
    x = 4,718,073,684,137,042/87,186,176.12
  6. Step 6: Final answer
    x = 54,114,928.47

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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.