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Finding the Fourth Proportional to 59,718.53, 82,445.57 and 39,602.57

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Solution

The fourth proportional to 59,718.53, 82,445.57 and 39,602.57 is: 54,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,718.53 : 82,445.57 = 39,602.57 : x
  2. Step 2: Convert to fraction form
    59,718.53/82,445.57 = 39,602.57/x
  3. Step 3: Cross multiply
    59,718.53x = 82,445.57 × 39,602.57
  4. Step 4: Simplify right side
    59,718.53x = 3,265,056,613.73
  5. Step 5: Solve for x
    x = 3,265,056,613.73/59,718.53
  6. Step 6: Final answer
    x = 54,674.09

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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.