Home / 124,162.62-186,271.68-45,276.84

Finding the Fourth Proportional to 124,162.62, 186,271.68 and 45,276.84

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Solution

The fourth proportional to 124,162.62, 186,271.68 and 45,276.84 is: 67,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,162.62 : 186,271.68 = 45,276.84 : x
  2. Step 2: Convert to fraction form
    124,162.62/186,271.68 = 45,276.84/x
  3. Step 3: Cross multiply
    124,162.62x = 186,271.68 × 45,276.84
  4. Step 4: Simplify right side
    124,162.62x = 8,433,793,221.68
  5. Step 5: Solve for x
    x = 8,433,793,221.68/124,162.62
  6. Step 6: Final answer
    x = 67,925.38

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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.