Home / 79,426.66-109,516.19-59,248.51

Finding the Fourth Proportional to 79,426.66, 109,516.19 and 59,248.51

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Solution

The fourth proportional to 79,426.66, 109,516.19 and 59,248.51 is: 81,693.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,426.66 : 109,516.19 = 59,248.51 : x
  2. Step 2: Convert to fraction form
    79,426.66/109,516.19 = 59,248.51/x
  3. Step 3: Cross multiply
    79,426.66x = 109,516.19 × 59,248.51
  4. Step 4: Simplify right side
    79,426.66x = 6,488,671,078.38
  5. Step 5: Solve for x
    x = 6,488,671,078.38/79,426.66
  6. Step 6: Final answer
    x = 81,693.87

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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.