Home / 88,276.46-121,839.22-52,459.55

Finding the Fourth Proportional to 88,276.46, 121,839.22 and 52,459.55

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Solution

The fourth proportional to 88,276.46, 121,839.22 and 52,459.55 is: 72,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,276.46 : 121,839.22 = 52,459.55 : x
  2. Step 2: Convert to fraction form
    88,276.46/121,839.22 = 52,459.55/x
  3. Step 3: Cross multiply
    88,276.46x = 121,839.22 × 52,459.55
  4. Step 4: Simplify right side
    88,276.46x = 6,391,630,653.55
  5. Step 5: Solve for x
    x = 6,391,630,653.55/88,276.46
  6. Step 6: Final answer
    x = 72,404.70

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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.