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Finding the Fourth Proportional to 240,149.82, 360,264.33 and 99,918.30

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Solution

The fourth proportional to 240,149.82, 360,264.33 and 99,918.30 is: 149,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,149.82 : 360,264.33 = 99,918.30 : x
  2. Step 2: Convert to fraction form
    240,149.82/360,264.33 = 99,918.30/x
  3. Step 3: Cross multiply
    240,149.82x = 360,264.33 × 99,918.30
  4. Step 4: Simplify right side
    240,149.82x = 35,996,999,404.24
  5. Step 5: Solve for x
    x = 35,996,999,404.24/240,149.82
  6. Step 6: Final answer
    x = 149,893.93

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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.