Home / 247,726.82-342,004.65-163,089.92

Finding the Fourth Proportional to 247,726.82, 342,004.65 and 163,089.92

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Solution

The fourth proportional to 247,726.82, 342,004.65 and 163,089.92 is: 225,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,726.82 : 342,004.65 = 163,089.92 : x
  2. Step 2: Convert to fraction form
    247,726.82/342,004.65 = 163,089.92/x
  3. Step 3: Cross multiply
    247,726.82x = 342,004.65 × 163,089.92
  4. Step 4: Simplify right side
    247,726.82x = 55,777,511,008.13
  5. Step 5: Solve for x
    x = 55,777,511,008.13/247,726.82
  6. Step 6: Final answer
    x = 225,157.34

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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.