Home / 247,561.93-341,643.60-140,129.66

Finding the Fourth Proportional to 247,561.93, 341,643.60 and 140,129.66

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Solution

The fourth proportional to 247,561.93, 341,643.60 and 140,129.66 is: 193,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,561.93 : 341,643.60 = 140,129.66 : x
  2. Step 2: Convert to fraction form
    247,561.93/341,643.60 = 140,129.66/x
  3. Step 3: Cross multiply
    247,561.93x = 341,643.60 × 140,129.66
  4. Step 4: Simplify right side
    247,561.93x = 47,874,401,509.18
  5. Step 5: Solve for x
    x = 47,874,401,509.18/247,561.93
  6. Step 6: Final answer
    x = 193,383.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.