Home / 113,380.74-156,462.09-62,393.44

Finding the Fourth Proportional to 113,380.74, 156,462.09 and 62,393.44

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Solution

The fourth proportional to 113,380.74, 156,462.09 and 62,393.44 is: 86,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,380.74 : 156,462.09 = 62,393.44 : x
  2. Step 2: Convert to fraction form
    113,380.74/156,462.09 = 62,393.44/x
  3. Step 3: Cross multiply
    113,380.74x = 156,462.09 × 62,393.44
  4. Step 4: Simplify right side
    113,380.74x = 9,762,208,024.69
  5. Step 5: Solve for x
    x = 9,762,208,024.69/113,380.74
  6. Step 6: Final answer
    x = 86,101.11

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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.