Home / 140,856.50-211,240.14-46,064.78

Finding the Fourth Proportional to 140,856.50, 211,240.14 and 46,064.78

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Solution

The fourth proportional to 140,856.50, 211,240.14 and 46,064.78 is: 69,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,856.50 : 211,240.14 = 46,064.78 : x
  2. Step 2: Convert to fraction form
    140,856.50/211,240.14 = 46,064.78/x
  3. Step 3: Cross multiply
    140,856.50x = 211,240.14 × 46,064.78
  4. Step 4: Simplify right side
    140,856.50x = 9,730,730,576.27
  5. Step 5: Solve for x
    x = 9,730,730,576.27/140,856.50
  6. Step 6: Final answer
    x = 69,082.58

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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.