Home / 165,074.40-247,392.90-146,266.20

Finding the Fourth Proportional to 165,074.40, 247,392.90 and 146,266.20

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Solution

The fourth proportional to 165,074.40, 247,392.90 and 146,266.20 is: 219,205.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,074.40 : 247,392.90 = 146,266.20 : x
  2. Step 2: Convert to fraction form
    165,074.40/247,392.90 = 146,266.20/x
  3. Step 3: Cross multiply
    165,074.40x = 247,392.90 × 146,266.20
  4. Step 4: Simplify right side
    165,074.40x = 36,185,219,389.98
  5. Step 5: Solve for x
    x = 36,185,219,389.98/165,074.40
  6. Step 6: Final answer
    x = 219,205.52

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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.