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Finding the Fourth Proportional to 92,410.95, 138,849.99 and 88,674.27

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Solution

The fourth proportional to 92,410.95, 138,849.99 and 88,674.27 is: 133,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,410.95 : 138,849.99 = 88,674.27 : x
  2. Step 2: Convert to fraction form
    92,410.95/138,849.99 = 88,674.27/x
  3. Step 3: Cross multiply
    92,410.95x = 138,849.99 × 88,674.27
  4. Step 4: Simplify right side
    92,410.95x = 12,312,421,502.76
  5. Step 5: Solve for x
    x = 12,312,421,502.76/92,410.95
  6. Step 6: Final answer
    x = 133,235.53

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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.