Home / 142,849.22-214,275.66-98,464.06

Finding the Fourth Proportional to 142,849.22, 214,275.66 and 98,464.06

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Solution

The fourth proportional to 142,849.22, 214,275.66 and 98,464.06 is: 147,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,849.22 : 214,275.66 = 98,464.06 : x
  2. Step 2: Convert to fraction form
    142,849.22/214,275.66 = 98,464.06/x
  3. Step 3: Cross multiply
    142,849.22x = 214,275.66 × 98,464.06
  4. Step 4: Simplify right side
    142,849.22x = 21,098,451,442.78
  5. Step 5: Solve for x
    x = 21,098,451,442.78/142,849.22
  6. Step 6: Final answer
    x = 147,697.35

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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.