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Finding the Fourth Proportional to 60,685.62, 90,965.61 and 23,236.62

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Solution

The fourth proportional to 60,685.62, 90,965.61 and 23,236.62 is: 34,830.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,685.62 : 90,965.61 = 23,236.62 : x
  2. Step 2: Convert to fraction form
    60,685.62/90,965.61 = 23,236.62/x
  3. Step 3: Cross multiply
    60,685.62x = 90,965.61 × 23,236.62
  4. Step 4: Simplify right side
    60,685.62x = 2,113,733,312.64
  5. Step 5: Solve for x
    x = 2,113,733,312.64/60,685.62
  6. Step 6: Final answer
    x = 34,830.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.