Home / 112,947.39-169,386.48-38,047.44

Finding the Fourth Proportional to 112,947.39, 169,386.48 and 38,047.44

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Solution

The fourth proportional to 112,947.39, 169,386.48 and 38,047.44 is: 57,059.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,947.39 : 169,386.48 = 38,047.44 : x
  2. Step 2: Convert to fraction form
    112,947.39/169,386.48 = 38,047.44/x
  3. Step 3: Cross multiply
    112,947.39x = 169,386.48 × 38,047.44
  4. Step 4: Simplify right side
    112,947.39x = 6,444,721,934.61
  5. Step 5: Solve for x
    x = 6,444,721,934.61/112,947.39
  6. Step 6: Final answer
    x = 57,059.50

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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.