Home / 247,948.56-371,913.12-105,735.24

Finding the Fourth Proportional to 247,948.56, 371,913.12 and 105,735.24

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Solution

The fourth proportional to 247,948.56, 371,913.12 and 105,735.24 is: 158,598.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,948.56 : 371,913.12 = 105,735.24 : x
  2. Step 2: Convert to fraction form
    247,948.56/371,913.12 = 105,735.24/x
  3. Step 3: Cross multiply
    247,948.56x = 371,913.12 × 105,735.24
  4. Step 4: Simplify right side
    247,948.56x = 39,324,323,002.35
  5. Step 5: Solve for x
    x = 39,324,323,002.35/247,948.56
  6. Step 6: Final answer
    x = 158,598.72

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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.