Home / 231,200.64-346,775.76-156,798.72

Finding the Fourth Proportional to 231,200.64, 346,775.76 and 156,798.72

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Solution

The fourth proportional to 231,200.64, 346,775.76 and 156,798.72 is: 235,180.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,200.64 : 346,775.76 = 156,798.72 : x
  2. Step 2: Convert to fraction form
    231,200.64/346,775.76 = 156,798.72/x
  3. Step 3: Cross multiply
    231,200.64x = 346,775.76 × 156,798.72
  4. Step 4: Simplify right side
    231,200.64x = 54,373,995,295.03
  5. Step 5: Solve for x
    x = 54,373,995,295.03/231,200.64
  6. Step 6: Final answer
    x = 235,180.99

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1.5x scale

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.