Home / 164,761.84-247,184.28-76,077.52

Finding the Fourth Proportional to 164,761.84, 247,184.28 and 76,077.52

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Solution

The fourth proportional to 164,761.84, 247,184.28 and 76,077.52 is: 114,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,761.84 : 247,184.28 = 76,077.52 : x
  2. Step 2: Convert to fraction form
    164,761.84/247,184.28 = 76,077.52/x
  3. Step 3: Cross multiply
    164,761.84x = 247,184.28 × 76,077.52
  4. Step 4: Simplify right side
    164,761.84x = 18,805,167,005.39
  5. Step 5: Solve for x
    x = 18,805,167,005.39/164,761.84
  6. Step 6: Final answer
    x = 114,135.45

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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.