Home / 147,067.24-220,511.76-65,999.40

Finding the Fourth Proportional to 147,067.24, 220,511.76 and 65,999.40

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Solution

The fourth proportional to 147,067.24, 220,511.76 and 65,999.40 is: 98,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,067.24 : 220,511.76 = 65,999.40 : x
  2. Step 2: Convert to fraction form
    147,067.24/220,511.76 = 65,999.40/x
  3. Step 3: Cross multiply
    147,067.24x = 220,511.76 × 65,999.40
  4. Step 4: Simplify right side
    147,067.24x = 14,553,643,852.94
  5. Step 5: Solve for x
    x = 14,553,643,852.94/147,067.24
  6. Step 6: Final answer
    x = 98,959.11

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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.