Home / 121,454.40-182,181.60-62,405.40

Finding the Fourth Proportional to 121,454.40, 182,181.60 and 62,405.40

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Solution

The fourth proportional to 121,454.40, 182,181.60 and 62,405.40 is: 93,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,454.40 : 182,181.60 = 62,405.40 : x
  2. Step 2: Convert to fraction form
    121,454.40/182,181.60 = 62,405.40/x
  3. Step 3: Cross multiply
    121,454.40x = 182,181.60 × 62,405.40
  4. Step 4: Simplify right side
    121,454.40x = 11,369,115,620.64
  5. Step 5: Solve for x
    x = 11,369,115,620.64/121,454.40
  6. Step 6: Final answer
    x = 93,608.10

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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.