Home / 75,671.24-104,421.30-43,834.46

Finding the Fourth Proportional to 75,671.24, 104,421.30 and 43,834.46

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Solution

The fourth proportional to 75,671.24, 104,421.30 and 43,834.46 is: 60,488.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,671.24 : 104,421.30 = 43,834.46 : x
  2. Step 2: Convert to fraction form
    75,671.24/104,421.30 = 43,834.46/x
  3. Step 3: Cross multiply
    75,671.24x = 104,421.30 × 43,834.46
  4. Step 4: Simplify right side
    75,671.24x = 4,577,251,298.00
  5. Step 5: Solve for x
    x = 4,577,251,298.00/75,671.24
  6. Step 6: Final answer
    x = 60,488.65

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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.