Home / 75,035.60-112,511.84-30,693.49

Finding the Fourth Proportional to 75,035.60, 112,511.84 and 30,693.49

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Solution

The fourth proportional to 75,035.60, 112,511.84 and 30,693.49 is: 46,023.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,035.60 : 112,511.84 = 30,693.49 : x
  2. Step 2: Convert to fraction form
    75,035.60/112,511.84 = 30,693.49/x
  3. Step 3: Cross multiply
    75,035.60x = 112,511.84 × 30,693.49
  4. Step 4: Simplify right side
    75,035.60x = 3,453,381,035.92
  5. Step 5: Solve for x
    x = 3,453,381,035.92/75,035.60
  6. Step 6: Final answer
    x = 46,023.23

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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.