Home / 106,017.39-159,012.41-88,358.37

Finding the Fourth Proportional to 106,017.39, 159,012.41 and 88,358.37

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Solution

The fourth proportional to 106,017.39, 159,012.41 and 88,358.37 is: 132,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,017.39 : 159,012.41 = 88,358.37 : x
  2. Step 2: Convert to fraction form
    106,017.39/159,012.41 = 88,358.37/x
  3. Step 3: Cross multiply
    106,017.39x = 159,012.41 × 88,358.37
  4. Step 4: Simplify right side
    106,017.39x = 14,050,076,915.58
  5. Step 5: Solve for x
    x = 14,050,076,915.58/106,017.39
  6. Step 6: Final answer
    x = 132,526.15

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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.