Home / 147,356.39-220,702.26-103,180.37

Finding the Fourth Proportional to 147,356.39, 220,702.26 and 103,180.37

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Solution

The fourth proportional to 147,356.39, 220,702.26 and 103,180.37 is: 154,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,356.39 : 220,702.26 = 103,180.37 : x
  2. Step 2: Convert to fraction form
    147,356.39/220,702.26 = 103,180.37/x
  3. Step 3: Cross multiply
    147,356.39x = 220,702.26 × 103,180.37
  4. Step 4: Simplify right side
    147,356.39x = 22,772,140,130.05
  5. Step 5: Solve for x
    x = 22,772,140,130.05/147,356.39
  6. Step 6: Final answer
    x = 154,537.85

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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.