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Finding the Fourth Proportional to 92,715.65, 127,950.67 and 52,435.97

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Solution

The fourth proportional to 92,715.65, 127,950.67 and 52,435.97 is: 72,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,715.65 : 127,950.67 = 52,435.97 : x
  2. Step 2: Convert to fraction form
    92,715.65/127,950.67 = 52,435.97/x
  3. Step 3: Cross multiply
    92,715.65x = 127,950.67 × 52,435.97
  4. Step 4: Simplify right side
    92,715.65x = 6,709,217,493.60
  5. Step 5: Solve for x
    x = 6,709,217,493.60/92,715.65
  6. Step 6: Final answer
    x = 72,363.38

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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.