Home / 52,077.66-71,862.84-30,565.08

Finding the Fourth Proportional to 52,077.66, 71,862.84 and 30,565.08

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Solution

The fourth proportional to 52,077.66, 71,862.84 and 30,565.08 is: 42,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.66 : 71,862.84 = 30,565.08 : x
  2. Step 2: Convert to fraction form
    52,077.66/71,862.84 = 30,565.08/x
  3. Step 3: Cross multiply
    52,077.66x = 71,862.84 × 30,565.08
  4. Step 4: Simplify right side
    52,077.66x = 2,196,493,453.63
  5. Step 5: Solve for x
    x = 2,196,493,453.63/52,077.66
  6. Step 6: Final answer
    x = 42,177.27

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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.