Home / 146,522.40-219,783.60-137,774.40

Finding the Fourth Proportional to 146,522.40, 219,783.60 and 137,774.40

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Solution

The fourth proportional to 146,522.40, 219,783.60 and 137,774.40 is: 206,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,522.40 : 219,783.60 = 137,774.40 : x
  2. Step 2: Convert to fraction form
    146,522.40/219,783.60 = 137,774.40/x
  3. Step 3: Cross multiply
    146,522.40x = 219,783.60 × 137,774.40
  4. Step 4: Simplify right side
    146,522.40x = 30,280,553,619.84
  5. Step 5: Solve for x
    x = 30,280,553,619.84/146,522.40
  6. Step 6: Final answer
    x = 206,661.60

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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.