Home / 169,724.21-234,223.29-93,244.50

Finding the Fourth Proportional to 169,724.21, 234,223.29 and 93,244.50

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Solution

The fourth proportional to 169,724.21, 234,223.29 and 93,244.50 is: 128,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,724.21 : 234,223.29 = 93,244.50 : x
  2. Step 2: Convert to fraction form
    169,724.21/234,223.29 = 93,244.50/x
  3. Step 3: Cross multiply
    169,724.21x = 234,223.29 × 93,244.50
  4. Step 4: Simplify right side
    169,724.21x = 21,840,033,564.41
  5. Step 5: Solve for x
    x = 21,840,033,564.41/169,724.21
  6. Step 6: Final answer
    x = 128,679.55

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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.