Home / 113,330.70-156,395.51-62,342.34

Finding the Fourth Proportional to 113,330.70, 156,395.51 and 62,342.34

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Solution

The fourth proportional to 113,330.70, 156,395.51 and 62,342.34 is: 86,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,330.70 : 156,395.51 = 62,342.34 : x
  2. Step 2: Convert to fraction form
    113,330.70/156,395.51 = 62,342.34/x
  3. Step 3: Cross multiply
    113,330.70x = 156,395.51 × 62,342.34
  4. Step 4: Simplify right side
    113,330.70x = 9,750,060,965.20
  5. Step 5: Solve for x
    x = 9,750,060,965.20/113,330.70
  6. Step 6: Final answer
    x = 86,031.95

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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.