Home / 143,258.04-214,886.76-38,077

Finding the Fourth Proportional to 143,258.04, 214,886.76 and 38,077

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Solution

The fourth proportional to 143,258.04, 214,886.76 and 38,077 is: 57,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,258.04 : 214,886.76 = 38,077 : x
  2. Step 2: Convert to fraction form
    143,258.04/214,886.76 = 38,077/x
  3. Step 3: Cross multiply
    143,258.04x = 214,886.76 × 38,077
  4. Step 4: Simplify right side
    143,258.04x = 8,182,243,160.52
  5. Step 5: Solve for x
    x = 8,182,243,160.52/143,258.04
  6. Step 6: Final answer
    x = 57,115.42

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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.