Home / 254,747.52-351,558.72-147,307.20

Finding the Fourth Proportional to 254,747.52, 351,558.72 and 147,307.20

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Solution

The fourth proportional to 254,747.52, 351,558.72 and 147,307.20 is: 203,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,747.52 : 351,558.72 = 147,307.20 : x
  2. Step 2: Convert to fraction form
    254,747.52/351,558.72 = 147,307.20/x
  3. Step 3: Cross multiply
    254,747.52x = 351,558.72 × 147,307.20
  4. Step 4: Simplify right side
    254,747.52x = 51,787,130,678.78
  5. Step 5: Solve for x
    x = 51,787,130,678.78/254,747.52
  6. Step 6: Final answer
    x = 203,288.07

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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.