Home / 295,126.20-442,689.30-73,510.20

Finding the Fourth Proportional to 295,126.20, 442,689.30 and 73,510.20

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Solution

The fourth proportional to 295,126.20, 442,689.30 and 73,510.20 is: 110,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,126.20 : 442,689.30 = 73,510.20 : x
  2. Step 2: Convert to fraction form
    295,126.20/442,689.30 = 73,510.20/x
  3. Step 3: Cross multiply
    295,126.20x = 442,689.30 × 73,510.20
  4. Step 4: Simplify right side
    295,126.20x = 32,542,178,980.86
  5. Step 5: Solve for x
    x = 32,542,178,980.86/295,126.20
  6. Step 6: Final answer
    x = 110,265.30

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1.5x scale

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.