Home / 87,701,144.28-131,569,870.92-26,287,822.32

Finding the Fourth Proportional to 87,701,144.28, 131,569,870.92 and 26,287,822.32

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Solution

The fourth proportional to 87,701,144.28, 131,569,870.92 and 26,287,822.32 is: 39,437,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,701,144.28 : 131,569,870.92 = 26,287,822.32 : x
  2. Step 2: Convert to fraction form
    87,701,144.28/131,569,870.92 = 26,287,822.32/x
  3. Step 3: Cross multiply
    87,701,144.28x = 131,569,870.92 × 26,287,822.32
  4. Step 4: Simplify right side
    87,701,144.28x = 3,458,685,389,410,295
  5. Step 5: Solve for x
    x = 3,458,685,389,410,295/87,701,144.28
  6. Step 6: Final answer
    x = 39,437,175.17

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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.