Home / 239,430.42-359,149.14-70,967.79

Finding the Fourth Proportional to 239,430.42, 359,149.14 and 70,967.79

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Solution

The fourth proportional to 239,430.42, 359,149.14 and 70,967.79 is: 106,452.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,430.42 : 359,149.14 = 70,967.79 : x
  2. Step 2: Convert to fraction form
    239,430.42/359,149.14 = 70,967.79/x
  3. Step 3: Cross multiply
    239,430.42x = 359,149.14 × 70,967.79
  4. Step 4: Simplify right side
    239,430.42x = 25,488,020,746.20
  5. Step 5: Solve for x
    x = 25,488,020,746.20/239,430.42
  6. Step 6: Final answer
    x = 106,452.73

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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.