Home / 88,326.72-121,849.92-52,496.64

Finding the Fourth Proportional to 88,326.72, 121,849.92 and 52,496.64

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Solution

The fourth proportional to 88,326.72, 121,849.92 and 52,496.64 is: 72,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.72 : 121,849.92 = 52,496.64 : x
  2. Step 2: Convert to fraction form
    88,326.72/121,849.92 = 52,496.64/x
  3. Step 3: Cross multiply
    88,326.72x = 121,849.92 × 52,496.64
  4. Step 4: Simplify right side
    88,326.72x = 6,396,711,384.27
  5. Step 5: Solve for x
    x = 6,396,711,384.27/88,326.72
  6. Step 6: Final answer
    x = 72,421.02

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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.