Home / 90,282.96-124,600.68-52,580.88

Finding the Fourth Proportional to 90,282.96, 124,600.68 and 52,580.88

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Solution

The fourth proportional to 90,282.96, 124,600.68 and 52,580.88 is: 72,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,282.96 : 124,600.68 = 52,580.88 : x
  2. Step 2: Convert to fraction form
    90,282.96/124,600.68 = 52,580.88/x
  3. Step 3: Cross multiply
    90,282.96x = 124,600.68 × 52,580.88
  4. Step 4: Simplify right side
    90,282.96x = 6,551,613,403.00
  5. Step 5: Solve for x
    x = 6,551,613,403.00/90,282.96
  6. Step 6: Final answer
    x = 72,567.55

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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.