Home / 85,068.36-127,592.82-22,743.72

Finding the Fourth Proportional to 85,068.36, 127,592.82 and 22,743.72

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Solution

The fourth proportional to 85,068.36, 127,592.82 and 22,743.72 is: 34,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,068.36 : 127,592.82 = 22,743.72 : x
  2. Step 2: Convert to fraction form
    85,068.36/127,592.82 = 22,743.72/x
  3. Step 3: Cross multiply
    85,068.36x = 127,592.82 × 22,743.72
  4. Step 4: Simplify right side
    85,068.36x = 2,901,935,372.09
  5. Step 5: Solve for x
    x = 2,901,935,372.09/85,068.36
  6. Step 6: Final answer
    x = 34,112.98

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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.