Home / 113,273.03-156,320.79-62,289.65

Finding the Fourth Proportional to 113,273.03, 156,320.79 and 62,289.65

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Solution

The fourth proportional to 113,273.03, 156,320.79 and 62,289.65 is: 85,961.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,273.03 : 156,320.79 = 62,289.65 : x
  2. Step 2: Convert to fraction form
    113,273.03/156,320.79 = 62,289.65/x
  3. Step 3: Cross multiply
    113,273.03x = 156,320.79 × 62,289.65
  4. Step 4: Simplify right side
    113,273.03x = 9,737,167,296.82
  5. Step 5: Solve for x
    x = 9,737,167,296.82/113,273.03
  6. Step 6: Final answer
    x = 85,961.92

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1.5x scale

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.