Home / 247,070.20-370,605.30-162,870.70

Finding the Fourth Proportional to 247,070.20, 370,605.30 and 162,870.70

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Solution

The fourth proportional to 247,070.20, 370,605.30 and 162,870.70 is: 244,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,070.20 : 370,605.30 = 162,870.70 : x
  2. Step 2: Convert to fraction form
    247,070.20/370,605.30 = 162,870.70/x
  3. Step 3: Cross multiply
    247,070.20x = 370,605.30 × 162,870.70
  4. Step 4: Simplify right side
    247,070.20x = 60,360,744,634.71
  5. Step 5: Solve for x
    x = 60,360,744,634.71/247,070.20
  6. Step 6: Final answer
    x = 244,306.05

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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.