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Finding the Fourth Proportional to 67,355.75, 92,948.90 and 37,141.07

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Solution

The fourth proportional to 67,355.75, 92,948.90 and 37,141.07 is: 51,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,355.75 : 92,948.90 = 37,141.07 : x
  2. Step 2: Convert to fraction form
    67,355.75/92,948.90 = 37,141.07/x
  3. Step 3: Cross multiply
    67,355.75x = 92,948.90 × 37,141.07
  4. Step 4: Simplify right side
    67,355.75x = 3,452,220,950.87
  5. Step 5: Solve for x
    x = 3,452,220,950.87/67,355.75
  6. Step 6: Final answer
    x = 51,253.55

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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.