Home / 269,600.32-372,070.67-153,350.20

Finding the Fourth Proportional to 269,600.32, 372,070.67 and 153,350.20

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Solution

The fourth proportional to 269,600.32, 372,070.67 and 153,350.20 is: 211,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,600.32 : 372,070.67 = 153,350.20 : x
  2. Step 2: Convert to fraction form
    269,600.32/372,070.67 = 153,350.20/x
  3. Step 3: Cross multiply
    269,600.32x = 372,070.67 × 153,350.20
  4. Step 4: Simplify right side
    269,600.32x = 57,057,111,658.63
  5. Step 5: Solve for x
    x = 57,057,111,658.63/269,600.32
  6. Step 6: Final answer
    x = 211,635.92

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1.5x scale

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.