Home / 99,122.10-149,425.92-92,523.23

Finding the Fourth Proportional to 99,122.10, 149,425.92 and 92,523.23

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Solution

The fourth proportional to 99,122.10, 149,425.92 and 92,523.23 is: 139,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,122.10 : 149,425.92 = 92,523.23 : x
  2. Step 2: Convert to fraction form
    99,122.10/149,425.92 = 92,523.23/x
  3. Step 3: Cross multiply
    99,122.10x = 149,425.92 × 92,523.23
  4. Step 4: Simplify right side
    99,122.10x = 13,825,369,484.65
  5. Step 5: Solve for x
    x = 13,825,369,484.65/99,122.10
  6. Step 6: Final answer
    x = 139,478.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.