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Finding the Fourth Proportional to 92,444.42, 138,666.64 and 25,894.44

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Solution

The fourth proportional to 92,444.42, 138,666.64 and 25,894.44 is: 38,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,444.42 : 138,666.64 = 25,894.44 : x
  2. Step 2: Convert to fraction form
    92,444.42/138,666.64 = 25,894.44/x
  3. Step 3: Cross multiply
    92,444.42x = 138,666.64 × 25,894.44
  4. Step 4: Simplify right side
    92,444.42x = 3,590,694,989.48
  5. Step 5: Solve for x
    x = 3,590,694,989.48/92,444.42
  6. Step 6: Final answer
    x = 38,841.66

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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.