Home / 124,570.38-186,744.44-45,666.18

Finding the Fourth Proportional to 124,570.38, 186,744.44 and 45,666.18

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Solution

The fourth proportional to 124,570.38, 186,744.44 and 45,666.18 is: 68,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,570.38 : 186,744.44 = 45,666.18 : x
  2. Step 2: Convert to fraction form
    124,570.38/186,744.44 = 45,666.18/x
  3. Step 3: Cross multiply
    124,570.38x = 186,744.44 × 45,666.18
  4. Step 4: Simplify right side
    124,570.38x = 8,527,905,211.04
  5. Step 5: Solve for x
    x = 8,527,905,211.04/124,570.38
  6. Step 6: Final answer
    x = 68,458.53

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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.