Home / 159,130.08-238,695.12-75,771.36

Finding the Fourth Proportional to 159,130.08, 238,695.12 and 75,771.36

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Solution

The fourth proportional to 159,130.08, 238,695.12 and 75,771.36 is: 113,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,130.08 : 238,695.12 = 75,771.36 : x
  2. Step 2: Convert to fraction form
    159,130.08/238,695.12 = 75,771.36/x
  3. Step 3: Cross multiply
    159,130.08x = 238,695.12 × 75,771.36
  4. Step 4: Simplify right side
    159,130.08x = 18,086,253,867.76
  5. Step 5: Solve for x
    x = 18,086,253,867.76/159,130.08
  6. Step 6: Final answer
    x = 113,657.04

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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.