Home / 146,150.60-219,225.90-40,987.40

Finding the Fourth Proportional to 146,150.60, 219,225.90 and 40,987.40

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Solution

The fourth proportional to 146,150.60, 219,225.90 and 40,987.40 is: 61,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,150.60 : 219,225.90 = 40,987.40 : x
  2. Step 2: Convert to fraction form
    146,150.60/219,225.90 = 40,987.40/x
  3. Step 3: Cross multiply
    146,150.60x = 219,225.90 × 40,987.40
  4. Step 4: Simplify right side
    146,150.60x = 8,985,499,653.66
  5. Step 5: Solve for x
    x = 8,985,499,653.66/146,150.60
  6. Step 6: Final answer
    x = 61,481.10

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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.