Home / 89,471.23-134,213.68-29,476.36

Finding the Fourth Proportional to 89,471.23, 134,213.68 and 29,476.36

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Solution

The fourth proportional to 89,471.23, 134,213.68 and 29,476.36 is: 44,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,471.23 : 134,213.68 = 29,476.36 : x
  2. Step 2: Convert to fraction form
    89,471.23/134,213.68 = 29,476.36/x
  3. Step 3: Cross multiply
    89,471.23x = 134,213.68 × 29,476.36
  4. Step 4: Simplify right side
    89,471.23x = 3,956,130,281.17
  5. Step 5: Solve for x
    x = 3,956,130,281.17/89,471.23
  6. Step 6: Final answer
    x = 44,216.79

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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.