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Finding the Fourth Proportional to 240,117.69, 360,063.50 and 140,306.70

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Solution

The fourth proportional to 240,117.69, 360,063.50 and 140,306.70 is: 210,394.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,117.69 : 360,063.50 = 140,306.70 : x
  2. Step 2: Convert to fraction form
    240,117.69/360,063.50 = 140,306.70/x
  3. Step 3: Cross multiply
    240,117.69x = 360,063.50 × 140,306.70
  4. Step 4: Simplify right side
    240,117.69x = 50,519,320,773.92
  5. Step 5: Solve for x
    x = 50,519,320,773.92/240,117.69
  6. Step 6: Final answer
    x = 210,394.00

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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.