Home / 96,027.20-144,040.80-92,139.20

Finding the Fourth Proportional to 96,027.20, 144,040.80 and 92,139.20

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Solution

The fourth proportional to 96,027.20, 144,040.80 and 92,139.20 is: 138,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,027.20 : 144,040.80 = 92,139.20 : x
  2. Step 2: Convert to fraction form
    96,027.20/144,040.80 = 92,139.20/x
  3. Step 3: Cross multiply
    96,027.20x = 144,040.80 × 92,139.20
  4. Step 4: Simplify right side
    96,027.20x = 13,271,804,079.36
  5. Step 5: Solve for x
    x = 13,271,804,079.36/96,027.20
  6. Step 6: Final answer
    x = 138,208.80

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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.