Home / 92,023.26-126,990.86-51,187.10

Finding the Fourth Proportional to 92,023.26, 126,990.86 and 51,187.10

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Solution

The fourth proportional to 92,023.26, 126,990.86 and 51,187.10 is: 70,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,023.26 : 126,990.86 = 51,187.10 : x
  2. Step 2: Convert to fraction form
    92,023.26/126,990.86 = 51,187.10/x
  3. Step 3: Cross multiply
    92,023.26x = 126,990.86 × 51,187.10
  4. Step 4: Simplify right side
    92,023.26x = 6,500,293,849.91
  5. Step 5: Solve for x
    x = 6,500,293,849.91/92,023.26
  6. Step 6: Final answer
    x = 70,637.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.