Home / 75,760.08-104,549.28-43,947.72

Finding the Fourth Proportional to 75,760.08, 104,549.28 and 43,947.72

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Solution

The fourth proportional to 75,760.08, 104,549.28 and 43,947.72 is: 60,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,760.08 : 104,549.28 = 43,947.72 : x
  2. Step 2: Convert to fraction form
    75,760.08/104,549.28 = 43,947.72/x
  3. Step 3: Cross multiply
    75,760.08x = 104,549.28 × 43,947.72
  4. Step 4: Simplify right side
    75,760.08x = 4,594,702,483.64
  5. Step 5: Solve for x
    x = 4,594,702,483.64/75,760.08
  6. Step 6: Final answer
    x = 60,648.07

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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.