Home / 113,119.32-169,679.38-38,240.08

Finding the Fourth Proportional to 113,119.32, 169,679.38 and 38,240.08

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Solution

The fourth proportional to 113,119.32, 169,679.38 and 38,240.08 is: 57,360.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,119.32 : 169,679.38 = 38,240.08 : x
  2. Step 2: Convert to fraction form
    113,119.32/169,679.38 = 38,240.08/x
  3. Step 3: Cross multiply
    113,119.32x = 169,679.38 × 38,240.08
  4. Step 4: Simplify right side
    113,119.32x = 6,488,553,065.55
  5. Step 5: Solve for x
    x = 6,488,553,065.55/113,119.32
  6. Step 6: Final answer
    x = 57,360.26

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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.