Home / 113,281.85-156,332.96-62,298.45

Finding the Fourth Proportional to 113,281.85, 156,332.96 and 62,298.45

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Solution

The fourth proportional to 113,281.85, 156,332.96 and 62,298.45 is: 85,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,281.85 : 156,332.96 = 62,298.45 : x
  2. Step 2: Convert to fraction form
    113,281.85/156,332.96 = 62,298.45/x
  3. Step 3: Cross multiply
    113,281.85x = 156,332.96 × 62,298.45
  4. Step 4: Simplify right side
    113,281.85x = 9,739,300,780.42
  5. Step 5: Solve for x
    x = 9,739,300,780.42/113,281.85
  6. Step 6: Final answer
    x = 85,974.07

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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.