Home / 156,463.49-234,713.57-49,810.10

Finding the Fourth Proportional to 156,463.49, 234,713.57 and 49,810.10

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Solution

The fourth proportional to 156,463.49, 234,713.57 and 49,810.10 is: 74,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,463.49 : 234,713.57 = 49,810.10 : x
  2. Step 2: Convert to fraction form
    156,463.49/234,713.57 = 49,810.10/x
  3. Step 3: Cross multiply
    156,463.49x = 234,713.57 × 49,810.10
  4. Step 4: Simplify right side
    156,463.49x = 11,691,104,970.44
  5. Step 5: Solve for x
    x = 11,691,104,970.44/156,463.49
  6. Step 6: Final answer
    x = 74,720.98

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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.