Home / 92,426.10-138,639.11-36,292.62

Finding the Fourth Proportional to 92,426.10, 138,639.11 and 36,292.62

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Solution

The fourth proportional to 92,426.10, 138,639.11 and 36,292.62 is: 54,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,426.10 : 138,639.11 = 36,292.62 : x
  2. Step 2: Convert to fraction form
    92,426.10/138,639.11 = 36,292.62/x
  3. Step 3: Cross multiply
    92,426.10x = 138,639.11 × 36,292.62
  4. Step 4: Simplify right side
    92,426.10x = 5,031,576,536.37
  5. Step 5: Solve for x
    x = 5,031,576,536.37/92,426.10
  6. Step 6: Final answer
    x = 54,438.91

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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.