Home / 113,739,072.24-156,959,446.68-61,527,979.20

Finding the Fourth Proportional to 113,739,072.24, 156,959,446.68 and 61,527,979.20

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Solution

The fourth proportional to 113,739,072.24, 156,959,446.68 and 61,527,979.20 is: 84,908,355.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,739,072.24 : 156,959,446.68 = 61,527,979.20 : x
  2. Step 2: Convert to fraction form
    113,739,072.24/156,959,446.68 = 61,527,979.20/x
  3. Step 3: Cross multiply
    113,739,072.24x = 156,959,446.68 × 61,527,979.20
  4. Step 4: Simplify right side
    113,739,072.24x = 9,657,397,570,570,550
  5. Step 5: Solve for x
    x = 9,657,397,570,570,550/113,739,072.24
  6. Step 6: Final answer
    x = 84,908,355.42

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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.