Home / 274,376.20-411,564.30-96,881.80

Finding the Fourth Proportional to 274,376.20, 411,564.30 and 96,881.80

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Solution

The fourth proportional to 274,376.20, 411,564.30 and 96,881.80 is: 145,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,376.20 : 411,564.30 = 96,881.80 : x
  2. Step 2: Convert to fraction form
    274,376.20/411,564.30 = 96,881.80/x
  3. Step 3: Cross multiply
    274,376.20x = 411,564.30 × 96,881.80
  4. Step 4: Simplify right side
    274,376.20x = 39,873,090,199.74
  5. Step 5: Solve for x
    x = 39,873,090,199.74/274,376.20
  6. Step 6: Final answer
    x = 145,322.70

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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.