Home / 146,211.60-219,301.20-119,870.40

Finding the Fourth Proportional to 146,211.60, 219,301.20 and 119,870.40

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Solution

The fourth proportional to 146,211.60, 219,301.20 and 119,870.40 is: 179,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,211.60 : 219,301.20 = 119,870.40 : x
  2. Step 2: Convert to fraction form
    146,211.60/219,301.20 = 119,870.40/x
  3. Step 3: Cross multiply
    146,211.60x = 219,301.20 × 119,870.40
  4. Step 4: Simplify right side
    146,211.60x = 26,287,722,564.48
  5. Step 5: Solve for x
    x = 26,287,722,564.48/146,211.60
  6. Step 6: Final answer
    x = 179,792.32

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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.