Home / 240,547.22-360,781.64-80,693.92

Finding the Fourth Proportional to 240,547.22, 360,781.64 and 80,693.92

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Solution

The fourth proportional to 240,547.22, 360,781.64 and 80,693.92 is: 121,027.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,547.22 : 360,781.64 = 80,693.92 : x
  2. Step 2: Convert to fraction form
    240,547.22/360,781.64 = 80,693.92/x
  3. Step 3: Cross multiply
    240,547.22x = 360,781.64 × 80,693.92
  4. Step 4: Simplify right side
    240,547.22x = 29,112,885,599.64
  5. Step 5: Solve for x
    x = 29,112,885,599.64/240,547.22
  6. Step 6: Final answer
    x = 121,027.74

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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.