Home / 168,565.47-252,763.55-56,205.91

Finding the Fourth Proportional to 168,565.47, 252,763.55 and 56,205.91

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Solution

The fourth proportional to 168,565.47, 252,763.55 and 56,205.91 is: 84,280.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,565.47 : 252,763.55 = 56,205.91 : x
  2. Step 2: Convert to fraction form
    168,565.47/252,763.55 = 56,205.91/x
  3. Step 3: Cross multiply
    168,565.47x = 252,763.55 × 56,205.91
  4. Step 4: Simplify right side
    168,565.47x = 14,206,805,342.58
  5. Step 5: Solve for x
    x = 14,206,805,342.58/168,565.47
  6. Step 6: Final answer
    x = 84,280.64

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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.