Home / 146,241.90-219,430.89-66,265.74

Finding the Fourth Proportional to 146,241.90, 219,430.89 and 66,265.74

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Solution

The fourth proportional to 146,241.90, 219,430.89 and 66,265.74 is: 99,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,241.90 : 219,430.89 = 66,265.74 : x
  2. Step 2: Convert to fraction form
    146,241.90/219,430.89 = 66,265.74/x
  3. Step 3: Cross multiply
    146,241.90x = 219,430.89 × 66,265.74
  4. Step 4: Simplify right side
    146,241.90x = 14,540,750,304.71
  5. Step 5: Solve for x
    x = 14,540,750,304.71/146,241.90
  6. Step 6: Final answer
    x = 99,429.44

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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.