Home / 255,004.20-382,464.56-75,047.52

Finding the Fourth Proportional to 255,004.20, 382,464.56 and 75,047.52

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Solution

The fourth proportional to 255,004.20, 382,464.56 and 75,047.52 is: 112,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,004.20 : 382,464.56 = 75,047.52 : x
  2. Step 2: Convert to fraction form
    255,004.20/382,464.56 = 75,047.52/x
  3. Step 3: Cross multiply
    255,004.20x = 382,464.56 × 75,047.52
  4. Step 4: Simplify right side
    255,004.20x = 28,703,016,715.89
  5. Step 5: Solve for x
    x = 28,703,016,715.89/255,004.20
  6. Step 6: Final answer
    x = 112,559.00

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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.