Home / 175,739.20-263,608.80-144,246.40

Finding the Fourth Proportional to 175,739.20, 263,608.80 and 144,246.40

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Solution

The fourth proportional to 175,739.20, 263,608.80 and 144,246.40 is: 216,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,739.20 : 263,608.80 = 144,246.40 : x
  2. Step 2: Convert to fraction form
    175,739.20/263,608.80 = 144,246.40/x
  3. Step 3: Cross multiply
    175,739.20x = 263,608.80 × 144,246.40
  4. Step 4: Simplify right side
    175,739.20x = 38,024,620,408.32
  5. Step 5: Solve for x
    x = 38,024,620,408.32/175,739.20
  6. Step 6: Final answer
    x = 216,369.60

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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.