Home / 90,279.08-124,586.42-52,017.52

Finding the Fourth Proportional to 90,279.08, 124,586.42 and 52,017.52

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Solution

The fourth proportional to 90,279.08, 124,586.42 and 52,017.52 is: 71,784.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,279.08 : 124,586.42 = 52,017.52 : x
  2. Step 2: Convert to fraction form
    90,279.08/124,586.42 = 52,017.52/x
  3. Step 3: Cross multiply
    90,279.08x = 124,586.42 × 52,017.52
  4. Step 4: Simplify right side
    90,279.08x = 6,480,676,594.08
  5. Step 5: Solve for x
    x = 6,480,676,594.08/90,279.08
  6. Step 6: Final answer
    x = 71,784.92

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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.