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Finding the Fourth Proportional to 92,152.35, 127,174.32 and 51,868.71

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Solution

The fourth proportional to 92,152.35, 127,174.32 and 51,868.71 is: 71,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,152.35 : 127,174.32 = 51,868.71 : x
  2. Step 2: Convert to fraction form
    92,152.35/127,174.32 = 51,868.71/x
  3. Step 3: Cross multiply
    92,152.35x = 127,174.32 × 51,868.71
  4. Step 4: Simplify right side
    92,152.35x = 6,596,367,923.53
  5. Step 5: Solve for x
    x = 6,596,367,923.53/92,152.35
  6. Step 6: Final answer
    x = 71,581.11

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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.