Home / 145,498.04-218,159.22-56,734.52

Finding the Fourth Proportional to 145,498.04, 218,159.22 and 56,734.52

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Solution

The fourth proportional to 145,498.04, 218,159.22 and 56,734.52 is: 85,067.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,498.04 : 218,159.22 = 56,734.52 : x
  2. Step 2: Convert to fraction form
    145,498.04/218,159.22 = 56,734.52/x
  3. Step 3: Cross multiply
    145,498.04x = 218,159.22 × 56,734.52
  4. Step 4: Simplify right side
    145,498.04x = 12,377,158,630.27
  5. Step 5: Solve for x
    x = 12,377,158,630.27/145,498.04
  6. Step 6: Final answer
    x = 85,067.53

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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.