Home / 75,341.44-103,972.90-42,633.23

Finding the Fourth Proportional to 75,341.44, 103,972.90 and 42,633.23

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Solution

The fourth proportional to 75,341.44, 103,972.90 and 42,633.23 is: 58,834.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,341.44 : 103,972.90 = 42,633.23 : x
  2. Step 2: Convert to fraction form
    75,341.44/103,972.90 = 42,633.23/x
  3. Step 3: Cross multiply
    75,341.44x = 103,972.90 × 42,633.23
  4. Step 4: Simplify right side
    75,341.44x = 4,432,700,559.47
  5. Step 5: Solve for x
    x = 4,432,700,559.47/75,341.44
  6. Step 6: Final answer
    x = 58,834.83

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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.