Home / 185,426.10-278,139.15-182,145.60

Finding the Fourth Proportional to 185,426.10, 278,139.15 and 182,145.60

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Solution

The fourth proportional to 185,426.10, 278,139.15 and 182,145.60 is: 273,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,426.10 : 278,139.15 = 182,145.60 : x
  2. Step 2: Convert to fraction form
    185,426.10/278,139.15 = 182,145.60/x
  3. Step 3: Cross multiply
    185,426.10x = 278,139.15 × 182,145.60
  4. Step 4: Simplify right side
    185,426.10x = 50,661,822,360.24
  5. Step 5: Solve for x
    x = 50,661,822,360.24/185,426.10
  6. Step 6: Final answer
    x = 273,218.40

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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.