Home / 112,966.19-169,440.06-38,084.72

Finding the Fourth Proportional to 112,966.19, 169,440.06 and 38,084.72

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Solution

The fourth proportional to 112,966.19, 169,440.06 and 38,084.72 is: 57,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.19 : 169,440.06 = 38,084.72 : x
  2. Step 2: Convert to fraction form
    112,966.19/169,440.06 = 38,084.72/x
  3. Step 3: Cross multiply
    112,966.19x = 169,440.06 × 38,084.72
  4. Step 4: Simplify right side
    112,966.19x = 6,453,077,241.88
  5. Step 5: Solve for x
    x = 6,453,077,241.88/112,966.19
  6. Step 6: Final answer
    x = 57,123.97

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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.