Home / 121,449.12-182,203.32-46,567.92

Finding the Fourth Proportional to 121,449.12, 182,203.32 and 46,567.92

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Solution

The fourth proportional to 121,449.12, 182,203.32 and 46,567.92 is: 69,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,449.12 : 182,203.32 = 46,567.92 : x
  2. Step 2: Convert to fraction form
    121,449.12/182,203.32 = 46,567.92/x
  3. Step 3: Cross multiply
    121,449.12x = 182,203.32 × 46,567.92
  4. Step 4: Simplify right side
    121,449.12x = 8,484,829,629.49
  5. Step 5: Solve for x
    x = 8,484,829,629.49/121,449.12
  6. Step 6: Final answer
    x = 69,863.25

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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.