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Finding the Fourth Proportional to 61,586.02, 84,988.85 and 33,291.71

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Solution

The fourth proportional to 61,586.02, 84,988.85 and 33,291.71 is: 45,942.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,586.02 : 84,988.85 = 33,291.71 : x
  2. Step 2: Convert to fraction form
    61,586.02/84,988.85 = 33,291.71/x
  3. Step 3: Cross multiply
    61,586.02x = 84,988.85 × 33,291.71
  4. Step 4: Simplify right side
    61,586.02x = 2,829,423,874.74
  5. Step 5: Solve for x
    x = 2,829,423,874.74/61,586.02
  6. Step 6: Final answer
    x = 45,942.63

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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.