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Finding the Fourth Proportional to 60,131.95, 82,990.90 and 34,633.35

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Solution

The fourth proportional to 60,131.95, 82,990.90 and 34,633.35 is: 47,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,131.95 : 82,990.90 = 34,633.35 : x
  2. Step 2: Convert to fraction form
    60,131.95/82,990.90 = 34,633.35/x
  3. Step 3: Cross multiply
    60,131.95x = 82,990.90 × 34,633.35
  4. Step 4: Simplify right side
    60,131.95x = 2,874,252,734.99
  5. Step 5: Solve for x
    x = 2,874,252,734.99/60,131.95
  6. Step 6: Final answer
    x = 47,799.10

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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.