Home / 59,754.30-89,639.37-31,688.70

Finding the Fourth Proportional to 59,754.30, 89,639.37 and 31,688.70

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Solution

The fourth proportional to 59,754.30, 89,639.37 and 31,688.70 is: 47,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,754.30 : 89,639.37 = 31,688.70 : x
  2. Step 2: Convert to fraction form
    59,754.30/89,639.37 = 31,688.70/x
  3. Step 3: Cross multiply
    59,754.30x = 89,639.37 × 31,688.70
  4. Step 4: Simplify right side
    59,754.30x = 2,840,555,104.12
  5. Step 5: Solve for x
    x = 2,840,555,104.12/59,754.30
  6. Step 6: Final answer
    x = 47,537.25

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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.