Home / 112,966.40-169,417.20-34,061.60

Finding the Fourth Proportional to 112,966.40, 169,417.20 and 34,061.60

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Solution

The fourth proportional to 112,966.40, 169,417.20 and 34,061.60 is: 51,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.40 : 169,417.20 = 34,061.60 : x
  2. Step 2: Convert to fraction form
    112,966.40/169,417.20 = 34,061.60/x
  3. Step 3: Cross multiply
    112,966.40x = 169,417.20 × 34,061.60
  4. Step 4: Simplify right side
    112,966.40x = 5,770,620,899.52
  5. Step 5: Solve for x
    x = 5,770,620,899.52/112,966.40
  6. Step 6: Final answer
    x = 51,082.63

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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.