Home / 124,002.80-186,047.40-53,932.40

Finding the Fourth Proportional to 124,002.80, 186,047.40 and 53,932.40

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Solution

The fourth proportional to 124,002.80, 186,047.40 and 53,932.40 is: 80,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,002.80 : 186,047.40 = 53,932.40 : x
  2. Step 2: Convert to fraction form
    124,002.80/186,047.40 = 53,932.40/x
  3. Step 3: Cross multiply
    124,002.80x = 186,047.40 × 53,932.40
  4. Step 4: Simplify right side
    124,002.80x = 10,033,982,795.76
  5. Step 5: Solve for x
    x = 10,033,982,795.76/124,002.80
  6. Step 6: Final answer
    x = 80,917.39

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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.