Home / 119,731.68-179,597.52-53,156.16

Finding the Fourth Proportional to 119,731.68, 179,597.52 and 53,156.16

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Solution

The fourth proportional to 119,731.68, 179,597.52 and 53,156.16 is: 79,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,731.68 : 179,597.52 = 53,156.16 : x
  2. Step 2: Convert to fraction form
    119,731.68/179,597.52 = 53,156.16/x
  3. Step 3: Cross multiply
    119,731.68x = 179,597.52 × 53,156.16
  4. Step 4: Simplify right side
    119,731.68x = 9,546,714,508.72
  5. Step 5: Solve for x
    x = 9,546,714,508.72/119,731.68
  6. Step 6: Final answer
    x = 79,734.24

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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.