Home / 140,610.24-210,946.92-47,113.56

Finding the Fourth Proportional to 140,610.24, 210,946.92 and 47,113.56

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Solution

The fourth proportional to 140,610.24, 210,946.92 and 47,113.56 is: 70,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,610.24 : 210,946.92 = 47,113.56 : x
  2. Step 2: Convert to fraction form
    140,610.24/210,946.92 = 47,113.56/x
  3. Step 3: Cross multiply
    140,610.24x = 210,946.92 × 47,113.56
  4. Step 4: Simplify right side
    140,610.24x = 9,938,460,372.24
  5. Step 5: Solve for x
    x = 9,938,460,372.24/140,610.24
  6. Step 6: Final answer
    x = 70,680.91

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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.