Home / 113,132.06-169,734.95-53,960.03

Finding the Fourth Proportional to 113,132.06, 169,734.95 and 53,960.03

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Solution

The fourth proportional to 113,132.06, 169,734.95 and 53,960.03 is: 80,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,132.06 : 169,734.95 = 53,960.03 : x
  2. Step 2: Convert to fraction form
    113,132.06/169,734.95 = 53,960.03/x
  3. Step 3: Cross multiply
    113,132.06x = 169,734.95 × 53,960.03
  4. Step 4: Simplify right side
    113,132.06x = 9,158,901,875.57
  5. Step 5: Solve for x
    x = 9,158,901,875.57/113,132.06
  6. Step 6: Final answer
    x = 80,957.62

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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.