Home / 42,319.86-63,481.81-34,910.58

Finding the Fourth Proportional to 42,319.86, 63,481.81 and 34,910.58

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Solution

The fourth proportional to 42,319.86, 63,481.81 and 34,910.58 is: 52,367.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,319.86 : 63,481.81 = 34,910.58 : x
  2. Step 2: Convert to fraction form
    42,319.86/63,481.81 = 34,910.58/x
  3. Step 3: Cross multiply
    42,319.86x = 63,481.81 × 34,910.58
  4. Step 4: Simplify right side
    42,319.86x = 2,216,186,806.55
  5. Step 5: Solve for x
    x = 2,216,186,806.55/42,319.86
  6. Step 6: Final answer
    x = 52,367.54

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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.