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Finding the Fourth Proportional to 240,572.16, 360,891.72 and 100,298.52

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Solution

The fourth proportional to 240,572.16, 360,891.72 and 100,298.52 is: 150,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,572.16 : 360,891.72 = 100,298.52 : x
  2. Step 2: Convert to fraction form
    240,572.16/360,891.72 = 100,298.52/x
  3. Step 3: Cross multiply
    240,572.16x = 360,891.72 × 100,298.52
  4. Step 4: Simplify right side
    240,572.16x = 36,196,905,396.25
  5. Step 5: Solve for x
    x = 36,196,905,396.25/240,572.16
  6. Step 6: Final answer
    x = 150,461.74

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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.