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Finding the Fourth Proportional to 240,459.92, 331,813.80 and 133,028.24

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Solution

The fourth proportional to 240,459.92, 331,813.80 and 133,028.24 is: 183,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,459.92 : 331,813.80 = 133,028.24 : x
  2. Step 2: Convert to fraction form
    240,459.92/331,813.80 = 133,028.24/x
  3. Step 3: Cross multiply
    240,459.92x = 331,813.80 × 133,028.24
  4. Step 4: Simplify right side
    240,459.92x = 44,140,605,821.71
  5. Step 5: Solve for x
    x = 44,140,605,821.71/240,459.92
  6. Step 6: Final answer
    x = 183,567.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.