Home / 220,875.30-331,356.15-94,515.30

Finding the Fourth Proportional to 220,875.30, 331,356.15 and 94,515.30

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Solution

The fourth proportional to 220,875.30, 331,356.15 and 94,515.30 is: 141,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,875.30 : 331,356.15 = 94,515.30 : x
  2. Step 2: Convert to fraction form
    220,875.30/331,356.15 = 94,515.30/x
  3. Step 3: Cross multiply
    220,875.30x = 331,356.15 × 94,515.30
  4. Step 4: Simplify right side
    220,875.30x = 31,318,225,924.10
  5. Step 5: Solve for x
    x = 31,318,225,924.10/220,875.30
  6. Step 6: Final answer
    x = 141,791.44

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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.