Home / 67,623.66-101,444.72-28,171.55

Finding the Fourth Proportional to 67,623.66, 101,444.72 and 28,171.55

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Solution

The fourth proportional to 67,623.66, 101,444.72 and 28,171.55 is: 42,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,623.66 : 101,444.72 = 28,171.55 : x
  2. Step 2: Convert to fraction form
    67,623.66/101,444.72 = 28,171.55/x
  3. Step 3: Cross multiply
    67,623.66x = 101,444.72 × 28,171.55
  4. Step 4: Simplify right side
    67,623.66x = 2,857,854,702.31
  5. Step 5: Solve for x
    x = 2,857,854,702.31/67,623.66
  6. Step 6: Final answer
    x = 42,261.17

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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.