Home / 84,151.09-126,226.29-34,230.77

Finding the Fourth Proportional to 84,151.09, 126,226.29 and 34,230.77

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Solution

The fourth proportional to 84,151.09, 126,226.29 and 34,230.77 is: 51,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,151.09 : 126,226.29 = 34,230.77 : x
  2. Step 2: Convert to fraction form
    84,151.09/126,226.29 = 34,230.77/x
  3. Step 3: Cross multiply
    84,151.09x = 126,226.29 × 34,230.77
  4. Step 4: Simplify right side
    84,151.09x = 4,320,823,071.53
  5. Step 5: Solve for x
    x = 4,320,823,071.53/84,151.09
  6. Step 6: Final answer
    x = 51,346.01

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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.