Home / 85,265.27-127,897.38-22,085.22

Finding the Fourth Proportional to 85,265.27, 127,897.38 and 22,085.22

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Solution

The fourth proportional to 85,265.27, 127,897.38 and 22,085.22 is: 33,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,265.27 : 127,897.38 = 22,085.22 : x
  2. Step 2: Convert to fraction form
    85,265.27/127,897.38 = 22,085.22/x
  3. Step 3: Cross multiply
    85,265.27x = 127,897.38 × 22,085.22
  4. Step 4: Simplify right side
    85,265.27x = 2,824,641,774.72
  5. Step 5: Solve for x
    x = 2,824,641,774.72/85,265.27
  6. Step 6: Final answer
    x = 33,127.70

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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.