Home / 185,823.36-278,809.92-75,024

Finding the Fourth Proportional to 185,823.36, 278,809.92 and 75,024

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Solution

The fourth proportional to 185,823.36, 278,809.92 and 75,024 is: 112,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,823.36 : 278,809.92 = 75,024 : x
  2. Step 2: Convert to fraction form
    185,823.36/278,809.92 = 75,024/x
  3. Step 3: Cross multiply
    185,823.36x = 278,809.92 × 75,024
  4. Step 4: Simplify right side
    185,823.36x = 20,917,435,438.08
  5. Step 5: Solve for x
    x = 20,917,435,438.08/185,823.36
  6. Step 6: Final answer
    x = 112,566.23

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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.