Home / 47,237.20-70,961.40-39,461.20

Finding the Fourth Proportional to 47,237.20, 70,961.40 and 39,461.20

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Solution

The fourth proportional to 47,237.20, 70,961.40 and 39,461.20 is: 59,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,237.20 : 70,961.40 = 39,461.20 : x
  2. Step 2: Convert to fraction form
    47,237.20/70,961.40 = 39,461.20/x
  3. Step 3: Cross multiply
    47,237.20x = 70,961.40 × 39,461.20
  4. Step 4: Simplify right side
    47,237.20x = 2,800,221,997.68
  5. Step 5: Solve for x
    x = 2,800,221,997.68/47,237.20
  6. Step 6: Final answer
    x = 59,280.02

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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.