Home / 259,512.06-358,161.30-152,124.78

Finding the Fourth Proportional to 259,512.06, 358,161.30 and 152,124.78

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Solution

The fourth proportional to 259,512.06, 358,161.30 and 152,124.78 is: 209,952.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,512.06 : 358,161.30 = 152,124.78 : x
  2. Step 2: Convert to fraction form
    259,512.06/358,161.30 = 152,124.78/x
  3. Step 3: Cross multiply
    259,512.06x = 358,161.30 × 152,124.78
  4. Step 4: Simplify right side
    259,512.06x = 54,485,208,967.01
  5. Step 5: Solve for x
    x = 54,485,208,967.01/259,512.06
  6. Step 6: Final answer
    x = 209,952.51

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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.