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Finding the Fourth Proportional to 179,284.84, 247,411.26 and 98,710.84

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Solution

The fourth proportional to 179,284.84, 247,411.26 and 98,710.84 is: 136,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,284.84 : 247,411.26 = 98,710.84 : x
  2. Step 2: Convert to fraction form
    179,284.84/247,411.26 = 98,710.84/x
  3. Step 3: Cross multiply
    179,284.84x = 247,411.26 × 98,710.84
  4. Step 4: Simplify right side
    179,284.84x = 24,422,173,300.06
  5. Step 5: Solve for x
    x = 24,422,173,300.06/179,284.84
  6. Step 6: Final answer
    x = 136,219.96

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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.