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Finding the Fourth Proportional to 92,230.98, 138,332.70 and 25,664.16

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Solution

The fourth proportional to 92,230.98, 138,332.70 and 25,664.16 is: 38,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,230.98 : 138,332.70 = 25,664.16 : x
  2. Step 2: Convert to fraction form
    92,230.98/138,332.70 = 25,664.16/x
  3. Step 3: Cross multiply
    92,230.98x = 138,332.70 × 25,664.16
  4. Step 4: Simplify right side
    92,230.98x = 3,550,192,546.03
  5. Step 5: Solve for x
    x = 3,550,192,546.03/92,230.98
  6. Step 6: Final answer
    x = 38,492.41

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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.