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Finding the Fourth Proportional to 92,448.08, 127,568.76 and 52,164.08

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Solution

The fourth proportional to 92,448.08, 127,568.76 and 52,164.08 is: 71,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,448.08 : 127,568.76 = 52,164.08 : x
  2. Step 2: Convert to fraction form
    92,448.08/127,568.76 = 52,164.08/x
  3. Step 3: Cross multiply
    92,448.08x = 127,568.76 × 52,164.08
  4. Step 4: Simplify right side
    92,448.08x = 6,654,507,002.14
  5. Step 5: Solve for x
    x = 6,654,507,002.14/92,448.08
  6. Step 6: Final answer
    x = 71,981.02

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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.