Home / 74,856.20-112,224.69-43,230.29

Finding the Fourth Proportional to 74,856.20, 112,224.69 and 43,230.29

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Solution

The fourth proportional to 74,856.20, 112,224.69 and 43,230.29 is: 64,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,856.20 : 112,224.69 = 43,230.29 : x
  2. Step 2: Convert to fraction form
    74,856.20/112,224.69 = 43,230.29/x
  3. Step 3: Cross multiply
    74,856.20x = 112,224.69 × 43,230.29
  4. Step 4: Simplify right side
    74,856.20x = 4,851,505,332.74
  5. Step 5: Solve for x
    x = 4,851,505,332.74/74,856.20
  6. Step 6: Final answer
    x = 64,811.01

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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.