Home / 53,465.60-80,182.19-28,151.35

Finding the Fourth Proportional to 53,465.60, 80,182.19 and 28,151.35

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Solution

The fourth proportional to 53,465.60, 80,182.19 and 28,151.35 is: 42,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465.60 : 80,182.19 = 28,151.35 : x
  2. Step 2: Convert to fraction form
    53,465.60/80,182.19 = 28,151.35/x
  3. Step 3: Cross multiply
    53,465.60x = 80,182.19 × 28,151.35
  4. Step 4: Simplify right side
    53,465.60x = 2,257,236,764.38
  5. Step 5: Solve for x
    x = 2,257,236,764.38/53,465.60
  6. Step 6: Final answer
    x = 42,218.49

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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.