Home / 258,030.20-356,019.36-150,538.88

Finding the Fourth Proportional to 258,030.20, 356,019.36 and 150,538.88

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Solution

The fourth proportional to 258,030.20, 356,019.36 and 150,538.88 is: 207,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,030.20 : 356,019.36 = 150,538.88 : x
  2. Step 2: Convert to fraction form
    258,030.20/356,019.36 = 150,538.88/x
  3. Step 3: Cross multiply
    258,030.20x = 356,019.36 × 150,538.88
  4. Step 4: Simplify right side
    258,030.20x = 53,594,755,712.72
  5. Step 5: Solve for x
    x = 53,594,755,712.72/258,030.20
  6. Step 6: Final answer
    x = 207,707.30

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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.