Home / 179,352.64-247,447.40-115,732.72

Finding the Fourth Proportional to 179,352.64, 247,447.40 and 115,732.72

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Solution

The fourth proportional to 179,352.64, 247,447.40 and 115,732.72 is: 159,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,352.64 : 247,447.40 = 115,732.72 : x
  2. Step 2: Convert to fraction form
    179,352.64/247,447.40 = 115,732.72/x
  3. Step 3: Cross multiply
    179,352.64x = 247,447.40 × 115,732.72
  4. Step 4: Simplify right side
    179,352.64x = 28,637,760,658.93
  5. Step 5: Solve for x
    x = 28,637,760,658.93/179,352.64
  6. Step 6: Final answer
    x = 159,672.93

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1.5x scale

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.