Home / 47,793.20-71,603.40-42,263.60

Finding the Fourth Proportional to 47,793.20, 71,603.40 and 42,263.60

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Solution

The fourth proportional to 47,793.20, 71,603.40 and 42,263.60 is: 63,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,793.20 : 71,603.40 = 42,263.60 : x
  2. Step 2: Convert to fraction form
    47,793.20/71,603.40 = 42,263.60/x
  3. Step 3: Cross multiply
    47,793.20x = 71,603.40 × 42,263.60
  4. Step 4: Simplify right side
    47,793.20x = 3,026,217,456.24
  5. Step 5: Solve for x
    x = 3,026,217,456.24/47,793.20
  6. Step 6: Final answer
    x = 63,319.00

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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.