Home / 92,342.28-138,526.74-29,140.92

Finding the Fourth Proportional to 92,342.28, 138,526.74 and 29,140.92

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Solution

The fourth proportional to 92,342.28, 138,526.74 and 29,140.92 is: 43,715.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,342.28 : 138,526.74 = 29,140.92 : x
  2. Step 2: Convert to fraction form
    92,342.28/138,526.74 = 29,140.92/x
  3. Step 3: Cross multiply
    92,342.28x = 138,526.74 × 29,140.92
  4. Step 4: Simplify right side
    92,342.28x = 4,036,796,648.20
  5. Step 5: Solve for x
    x = 4,036,796,648.20/92,342.28
  6. Step 6: Final answer
    x = 43,715.58

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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.