Home / 175,233.20-262,849.80-147,239.60

Finding the Fourth Proportional to 175,233.20, 262,849.80 and 147,239.60

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Solution

The fourth proportional to 175,233.20, 262,849.80 and 147,239.60 is: 220,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,233.20 : 262,849.80 = 147,239.60 : x
  2. Step 2: Convert to fraction form
    175,233.20/262,849.80 = 147,239.60/x
  3. Step 3: Cross multiply
    175,233.20x = 262,849.80 × 147,239.60
  4. Step 4: Simplify right side
    175,233.20x = 38,701,899,412.08
  5. Step 5: Solve for x
    x = 38,701,899,412.08/175,233.20
  6. Step 6: Final answer
    x = 220,859.40

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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.