Home / 267,557.49-401,377.59-90,050.58

Finding the Fourth Proportional to 267,557.49, 401,377.59 and 90,050.58

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Solution

The fourth proportional to 267,557.49, 401,377.59 and 90,050.58 is: 135,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,557.49 : 401,377.59 = 90,050.58 : x
  2. Step 2: Convert to fraction form
    267,557.49/401,377.59 = 90,050.58/x
  3. Step 3: Cross multiply
    267,557.49x = 401,377.59 × 90,050.58
  4. Step 4: Simplify right side
    267,557.49x = 36,144,284,778.50
  5. Step 5: Solve for x
    x = 36,144,284,778.50/267,557.49
  6. Step 6: Final answer
    x = 135,089.79

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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.