Home / 85,087.08-127,630.59-22,755.96

Finding the Fourth Proportional to 85,087.08, 127,630.59 and 22,755.96

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Solution

The fourth proportional to 85,087.08, 127,630.59 and 22,755.96 is: 34,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,087.08 : 127,630.59 = 22,755.96 : x
  2. Step 2: Convert to fraction form
    85,087.08/127,630.59 = 22,755.96/x
  3. Step 3: Cross multiply
    85,087.08x = 127,630.59 × 22,755.96
  4. Step 4: Simplify right side
    85,087.08x = 2,904,356,600.82
  5. Step 5: Solve for x
    x = 2,904,356,600.82/85,087.08
  6. Step 6: Final answer
    x = 34,133.93

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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.