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Finding the Fourth Proportional to 83,246.52, 114,782.04 and 67,281.60

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Solution

The fourth proportional to 83,246.52, 114,782.04 and 67,281.60 is: 92,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,246.52 : 114,782.04 = 67,281.60 : x
  2. Step 2: Convert to fraction form
    83,246.52/114,782.04 = 67,281.60/x
  3. Step 3: Cross multiply
    83,246.52x = 114,782.04 × 67,281.60
  4. Step 4: Simplify right side
    83,246.52x = 7,722,719,302.46
  5. Step 5: Solve for x
    x = 7,722,719,302.46/83,246.52
  6. Step 6: Final answer
    x = 92,769.27

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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.