Home / 267,639.17-401,679.61-134,557.25

Finding the Fourth Proportional to 267,639.17, 401,679.61 and 134,557.25

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Solution

The fourth proportional to 267,639.17, 401,679.61 and 134,557.25 is: 201,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,639.17 : 401,679.61 = 134,557.25 : x
  2. Step 2: Convert to fraction form
    267,639.17/401,679.61 = 134,557.25/x
  3. Step 3: Cross multiply
    267,639.17x = 401,679.61 × 134,557.25
  4. Step 4: Simplify right side
    267,639.17x = 54,048,903,702.67
  5. Step 5: Solve for x
    x = 54,048,903,702.67/267,639.17
  6. Step 6: Final answer
    x = 201,946.91

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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.