Home / 146,603.70-219,905.55-137,746.35

Finding the Fourth Proportional to 146,603.70, 219,905.55 and 137,746.35

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Solution

The fourth proportional to 146,603.70, 219,905.55 and 137,746.35 is: 206,619.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,603.70 : 219,905.55 = 137,746.35 : x
  2. Step 2: Convert to fraction form
    146,603.70/219,905.55 = 137,746.35/x
  3. Step 3: Cross multiply
    146,603.70x = 219,905.55 × 137,746.35
  4. Step 4: Simplify right side
    146,603.70x = 30,291,186,857.24
  5. Step 5: Solve for x
    x = 30,291,186,857.24/146,603.70
  6. Step 6: Final answer
    x = 206,619.53

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Similar ratio
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1.5x scale

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.