Home / 90,346.50-124,679.97-52,623.18

Finding the Fourth Proportional to 90,346.50, 124,679.97 and 52,623.18

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Solution

The fourth proportional to 90,346.50, 124,679.97 and 52,623.18 is: 72,621.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,346.50 : 124,679.97 = 52,623.18 : x
  2. Step 2: Convert to fraction form
    90,346.50/124,679.97 = 52,623.18/x
  3. Step 3: Cross multiply
    90,346.50x = 124,679.97 × 52,623.18
  4. Step 4: Simplify right side
    90,346.50x = 6,561,056,503.70
  5. Step 5: Solve for x
    x = 6,561,056,503.70/90,346.50
  6. Step 6: Final answer
    x = 72,621.04

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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.