Home / 134,456.16-185,549.52-74,027.04

Finding the Fourth Proportional to 134,456.16, 185,549.52 and 74,027.04

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Solution

The fourth proportional to 134,456.16, 185,549.52 and 74,027.04 is: 102,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,456.16 : 185,549.52 = 74,027.04 : x
  2. Step 2: Convert to fraction form
    134,456.16/185,549.52 = 74,027.04/x
  3. Step 3: Cross multiply
    134,456.16x = 185,549.52 × 74,027.04
  4. Step 4: Simplify right side
    134,456.16x = 13,735,681,739.02
  5. Step 5: Solve for x
    x = 13,735,681,739.02/134,456.16
  6. Step 6: Final answer
    x = 102,157.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.