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Finding the Fourth Proportional to 57,611.70, 79,497.71 and 32,116.14

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Solution

The fourth proportional to 57,611.70, 79,497.71 and 32,116.14 is: 44,316.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,611.70 : 79,497.71 = 32,116.14 : x
  2. Step 2: Convert to fraction form
    57,611.70/79,497.71 = 32,116.14/x
  3. Step 3: Cross multiply
    57,611.70x = 79,497.71 × 32,116.14
  4. Step 4: Simplify right side
    57,611.70x = 2,553,159,423.46
  5. Step 5: Solve for x
    x = 2,553,159,423.46/57,611.70
  6. Step 6: Final answer
    x = 44,316.68

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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.