Home / 47,255.40-70,883.10-34,230.60

Finding the Fourth Proportional to 47,255.40, 70,883.10 and 34,230.60

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Solution

The fourth proportional to 47,255.40, 70,883.10 and 34,230.60 is: 51,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255.40 : 70,883.10 = 34,230.60 : x
  2. Step 2: Convert to fraction form
    47,255.40/70,883.10 = 34,230.60/x
  3. Step 3: Cross multiply
    47,255.40x = 70,883.10 × 34,230.60
  4. Step 4: Simplify right side
    47,255.40x = 2,426,371,042.86
  5. Step 5: Solve for x
    x = 2,426,371,042.86/47,255.40
  6. Step 6: Final answer
    x = 51,345.90

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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.