Home / 59,803.11-89,667-31,705.43

Finding the Fourth Proportional to 59,803.11, 89,667 and 31,705.43

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Solution

The fourth proportional to 59,803.11, 89,667 and 31,705.43 is: 47,538.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,803.11 : 89,667 = 31,705.43 : x
  2. Step 2: Convert to fraction form
    59,803.11/89,667 = 31,705.43/x
  3. Step 3: Cross multiply
    59,803.11x = 89,667 × 31,705.43
  4. Step 4: Simplify right side
    59,803.11x = 2,842,930,343.48
  5. Step 5: Solve for x
    x = 2,842,930,343.48/59,803.11
  6. Step 6: Final answer
    x = 47,538.17

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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.