Home / 288,183.40-432,275.08-147,852.52

Finding the Fourth Proportional to 288,183.40, 432,275.08 and 147,852.52

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Solution

The fourth proportional to 288,183.40, 432,275.08 and 147,852.52 is: 221,778.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,183.40 : 432,275.08 = 147,852.52 : x
  2. Step 2: Convert to fraction form
    288,183.40/432,275.08 = 147,852.52/x
  3. Step 3: Cross multiply
    288,183.40x = 432,275.08 × 147,852.52
  4. Step 4: Simplify right side
    288,183.40x = 63,912,959,911.20
  5. Step 5: Solve for x
    x = 63,912,959,911.20/288,183.40
  6. Step 6: Final answer
    x = 221,778.77

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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.