Home / 107,534.12-161,301.38-44,390.16

Finding the Fourth Proportional to 107,534.12, 161,301.38 and 44,390.16

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Solution

The fourth proportional to 107,534.12, 161,301.38 and 44,390.16 is: 66,585.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,534.12 : 161,301.38 = 44,390.16 : x
  2. Step 2: Convert to fraction form
    107,534.12/161,301.38 = 44,390.16/x
  3. Step 3: Cross multiply
    107,534.12x = 161,301.38 × 44,390.16
  4. Step 4: Simplify right side
    107,534.12x = 7,160,193,844.47
  5. Step 5: Solve for x
    x = 7,160,193,844.47/107,534.12
  6. Step 6: Final answer
    x = 66,585.32

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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.