Home / 96,422.40-144,730.80-46,542.60

Finding the Fourth Proportional to 96,422.40, 144,730.80 and 46,542.60

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Solution

The fourth proportional to 96,422.40, 144,730.80 and 46,542.60 is: 69,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,422.40 : 144,730.80 = 46,542.60 : x
  2. Step 2: Convert to fraction form
    96,422.40/144,730.80 = 46,542.60/x
  3. Step 3: Cross multiply
    96,422.40x = 144,730.80 × 46,542.60
  4. Step 4: Simplify right side
    96,422.40x = 6,736,147,732.08
  5. Step 5: Solve for x
    x = 6,736,147,732.08/96,422.40
  6. Step 6: Final answer
    x = 69,860.82

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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.