Home / 146,211.60-219,317.40-144,829.20

Finding the Fourth Proportional to 146,211.60, 219,317.40 and 144,829.20

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Solution

The fourth proportional to 146,211.60, 219,317.40 and 144,829.20 is: 217,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,211.60 : 219,317.40 = 144,829.20 : x
  2. Step 2: Convert to fraction form
    146,211.60/219,317.40 = 144,829.20/x
  3. Step 3: Cross multiply
    146,211.60x = 219,317.40 × 144,829.20
  4. Step 4: Simplify right side
    146,211.60x = 31,763,563,588.08
  5. Step 5: Solve for x
    x = 31,763,563,588.08/146,211.60
  6. Step 6: Final answer
    x = 217,243.80

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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.