Home / 124,134.39-186,035.54-45,173.97

Finding the Fourth Proportional to 124,134.39, 186,035.54 and 45,173.97

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Solution

The fourth proportional to 124,134.39, 186,035.54 and 45,173.97 is: 67,700.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,134.39 : 186,035.54 = 45,173.97 : x
  2. Step 2: Convert to fraction form
    124,134.39/186,035.54 = 45,173.97/x
  3. Step 3: Cross multiply
    124,134.39x = 186,035.54 × 45,173.97
  4. Step 4: Simplify right side
    124,134.39x = 8,403,963,677.02
  5. Step 5: Solve for x
    x = 8,403,963,677.02/124,134.39
  6. Step 6: Final answer
    x = 67,700.53

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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.