Home / 88,020.33-121,464.68-47,733.36

Finding the Fourth Proportional to 88,020.33, 121,464.68 and 47,733.36

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Solution

The fourth proportional to 88,020.33, 121,464.68 and 47,733.36 is: 65,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,020.33 : 121,464.68 = 47,733.36 : x
  2. Step 2: Convert to fraction form
    88,020.33/121,464.68 = 47,733.36/x
  3. Step 3: Cross multiply
    88,020.33x = 121,464.68 × 47,733.36
  4. Step 4: Simplify right side
    88,020.33x = 5,797,917,059.06
  5. Step 5: Solve for x
    x = 5,797,917,059.06/88,020.33
  6. Step 6: Final answer
    x = 65,870.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.