Home / 112,979.17-169,364.12-41,862.18

Finding the Fourth Proportional to 112,979.17, 169,364.12 and 41,862.18

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Solution

The fourth proportional to 112,979.17, 169,364.12 and 41,862.18 is: 62,754.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,979.17 : 169,364.12 = 41,862.18 : x
  2. Step 2: Convert to fraction form
    112,979.17/169,364.12 = 41,862.18/x
  3. Step 3: Cross multiply
    112,979.17x = 169,364.12 × 41,862.18
  4. Step 4: Simplify right side
    112,979.17x = 7,089,951,702.79
  5. Step 5: Solve for x
    x = 7,089,951,702.79/112,979.17
  6. Step 6: Final answer
    x = 62,754.50

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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.