Home / 79,236.18-118,811.34-34,810.92

Finding the Fourth Proportional to 79,236.18, 118,811.34 and 34,810.92

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Solution

The fourth proportional to 79,236.18, 118,811.34 and 34,810.92 is: 52,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,236.18 : 118,811.34 = 34,810.92 : x
  2. Step 2: Convert to fraction form
    79,236.18/118,811.34 = 34,810.92/x
  3. Step 3: Cross multiply
    79,236.18x = 118,811.34 × 34,810.92
  4. Step 4: Simplify right side
    79,236.18x = 4,135,932,051.83
  5. Step 5: Solve for x
    x = 4,135,932,051.83/79,236.18
  6. Step 6: Final answer
    x = 52,197.52

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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.