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Finding the Fourth Proportional to 179,449.82, 247,642.80 and 98,875.22

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Solution

The fourth proportional to 179,449.82, 247,642.80 and 98,875.22 is: 136,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,449.82 : 247,642.80 = 98,875.22 : x
  2. Step 2: Convert to fraction form
    179,449.82/247,642.80 = 98,875.22/x
  3. Step 3: Cross multiply
    179,449.82x = 247,642.80 × 98,875.22
  4. Step 4: Simplify right side
    179,449.82x = 24,485,736,331.42
  5. Step 5: Solve for x
    x = 24,485,736,331.42/179,449.82
  6. Step 6: Final answer
    x = 136,448.93

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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.