Home / 112,884.76-169,335.65-38,005.12

Finding the Fourth Proportional to 112,884.76, 169,335.65 and 38,005.12

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Solution

The fourth proportional to 112,884.76, 169,335.65 and 38,005.12 is: 57,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,884.76 : 169,335.65 = 38,005.12 : x
  2. Step 2: Convert to fraction form
    112,884.76/169,335.65 = 38,005.12/x
  3. Step 3: Cross multiply
    112,884.76x = 169,335.65 × 38,005.12
  4. Step 4: Simplify right side
    112,884.76x = 6,435,621,698.53
  5. Step 5: Solve for x
    x = 6,435,621,698.53/112,884.76
  6. Step 6: Final answer
    x = 57,010.55

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1.5x scale

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.