Home / 224,208.18-336,307.98-90,996.78

Finding the Fourth Proportional to 224,208.18, 336,307.98 and 90,996.78

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Solution

The fourth proportional to 224,208.18, 336,307.98 and 90,996.78 is: 136,493.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,208.18 : 336,307.98 = 90,996.78 : x
  2. Step 2: Convert to fraction form
    224,208.18/336,307.98 = 90,996.78/x
  3. Step 3: Cross multiply
    224,208.18x = 336,307.98 × 90,996.78
  4. Step 4: Simplify right side
    224,208.18x = 30,602,943,268.30
  5. Step 5: Solve for x
    x = 30,602,943,268.30/224,208.18
  6. Step 6: Final answer
    x = 136,493.43

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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.