Home / 121,671.76-182,514.18-38,572.24

Finding the Fourth Proportional to 121,671.76, 182,514.18 and 38,572.24

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Solution

The fourth proportional to 121,671.76, 182,514.18 and 38,572.24 is: 57,860.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,671.76 : 182,514.18 = 38,572.24 : x
  2. Step 2: Convert to fraction form
    121,671.76/182,514.18 = 38,572.24/x
  3. Step 3: Cross multiply
    121,671.76x = 182,514.18 × 38,572.24
  4. Step 4: Simplify right side
    121,671.76x = 7,039,980,754.36
  5. Step 5: Solve for x
    x = 7,039,980,754.36/121,671.76
  6. Step 6: Final answer
    x = 57,860.43

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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.