Home / 59,705.12-89,581.89-38,381.66

Finding the Fourth Proportional to 59,705.12, 89,581.89 and 38,381.66

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Solution

The fourth proportional to 59,705.12, 89,581.89 and 38,381.66 is: 57,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,705.12 : 89,581.89 = 38,381.66 : x
  2. Step 2: Convert to fraction form
    59,705.12/89,581.89 = 38,381.66/x
  3. Step 3: Cross multiply
    59,705.12x = 89,581.89 × 38,381.66
  4. Step 4: Simplify right side
    59,705.12x = 3,438,301,644.14
  5. Step 5: Solve for x
    x = 3,438,301,644.14/59,705.12
  6. Step 6: Final answer
    x = 57,588.05

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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.