Home / 239,613.36-359,420.04-73,379.76

Finding the Fourth Proportional to 239,613.36, 359,420.04 and 73,379.76

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Solution

The fourth proportional to 239,613.36, 359,420.04 and 73,379.76 is: 110,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,613.36 : 359,420.04 = 73,379.76 : x
  2. Step 2: Convert to fraction form
    239,613.36/359,420.04 = 73,379.76/x
  3. Step 3: Cross multiply
    239,613.36x = 359,420.04 × 73,379.76
  4. Step 4: Simplify right side
    239,613.36x = 26,374,156,274.39
  5. Step 5: Solve for x
    x = 26,374,156,274.39/239,613.36
  6. Step 6: Final answer
    x = 110,069.64

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1.5x scale

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.