Home / 84,851.14-127,292.33-27,928.24

Finding the Fourth Proportional to 84,851.14, 127,292.33 and 27,928.24

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Solution

The fourth proportional to 84,851.14, 127,292.33 and 27,928.24 is: 41,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,851.14 : 127,292.33 = 27,928.24 : x
  2. Step 2: Convert to fraction form
    84,851.14/127,292.33 = 27,928.24/x
  3. Step 3: Cross multiply
    84,851.14x = 127,292.33 × 27,928.24
  4. Step 4: Simplify right side
    84,851.14x = 3,555,050,602.76
  5. Step 5: Solve for x
    x = 3,555,050,602.76/84,851.14
  6. Step 6: Final answer
    x = 41,897.50

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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.