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Finding the Fourth Proportional to 240,651.78, 332,088.69 and 133,214.22

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Solution

The fourth proportional to 240,651.78, 332,088.69 and 133,214.22 is: 183,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,651.78 : 332,088.69 = 133,214.22 : x
  2. Step 2: Convert to fraction form
    240,651.78/332,088.69 = 133,214.22/x
  3. Step 3: Cross multiply
    240,651.78x = 332,088.69 × 133,214.22
  4. Step 4: Simplify right side
    240,651.78x = 44,238,935,809.17
  5. Step 5: Solve for x
    x = 44,238,935,809.17/240,651.78
  6. Step 6: Final answer
    x = 183,829.66

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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.