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Finding the Fourth Proportional to 67,376.40, 101,064.90 and 17,452.95

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Solution

The fourth proportional to 67,376.40, 101,064.90 and 17,452.95 is: 26,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,376.40 : 101,064.90 = 17,452.95 : x
  2. Step 2: Convert to fraction form
    67,376.40/101,064.90 = 17,452.95/x
  3. Step 3: Cross multiply
    67,376.40x = 101,064.90 × 17,452.95
  4. Step 4: Simplify right side
    67,376.40x = 1,763,880,646.46
  5. Step 5: Solve for x
    x = 1,763,880,646.46/67,376.40
  6. Step 6: Final answer
    x = 26,179.50

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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.