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Finding the Fourth Proportional to 179,967.84, 269,655.56 and 61,574.48

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Solution

The fourth proportional to 179,967.84, 269,655.56 and 61,574.48 is: 92,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,967.84 : 269,655.56 = 61,574.48 : x
  2. Step 2: Convert to fraction form
    179,967.84/269,655.56 = 61,574.48/x
  3. Step 3: Cross multiply
    179,967.84x = 269,655.56 × 61,574.48
  4. Step 4: Simplify right side
    179,967.84x = 16,603,900,886.11
  5. Step 5: Solve for x
    x = 16,603,900,886.11/179,967.84
  6. Step 6: Final answer
    x = 92,260.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.