Home / 117,145.14-175,593.78-38,238.18

Finding the Fourth Proportional to 117,145.14, 175,593.78 and 38,238.18

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Solution

The fourth proportional to 117,145.14, 175,593.78 and 38,238.18 is: 57,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,145.14 : 175,593.78 = 38,238.18 : x
  2. Step 2: Convert to fraction form
    117,145.14/175,593.78 = 38,238.18/x
  3. Step 3: Cross multiply
    117,145.14x = 175,593.78 × 38,238.18
  4. Step 4: Simplify right side
    117,145.14x = 6,714,386,566.52
  5. Step 5: Solve for x
    x = 6,714,386,566.52/117,145.14
  6. Step 6: Final answer
    x = 57,316.82

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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.