Home / 117,013.39-175,538.30-38,109.26

Finding the Fourth Proportional to 117,013.39, 175,538.30 and 38,109.26

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Solution

The fourth proportional to 117,013.39, 175,538.30 and 38,109.26 is: 57,169.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,013.39 : 175,538.30 = 38,109.26 : x
  2. Step 2: Convert to fraction form
    117,013.39/175,538.30 = 38,109.26/x
  3. Step 3: Cross multiply
    117,013.39x = 175,538.30 × 38,109.26
  4. Step 4: Simplify right side
    117,013.39x = 6,689,634,714.66
  5. Step 5: Solve for x
    x = 6,689,634,714.66/117,013.39
  6. Step 6: Final answer
    x = 57,169.82

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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.