Home / 135,212.20-202,818.30-56,300.20

Finding the Fourth Proportional to 135,212.20, 202,818.30 and 56,300.20

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Solution

The fourth proportional to 135,212.20, 202,818.30 and 56,300.20 is: 84,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,212.20 : 202,818.30 = 56,300.20 : x
  2. Step 2: Convert to fraction form
    135,212.20/202,818.30 = 56,300.20/x
  3. Step 3: Cross multiply
    135,212.20x = 202,818.30 × 56,300.20
  4. Step 4: Simplify right side
    135,212.20x = 11,418,710,853.66
  5. Step 5: Solve for x
    x = 11,418,710,853.66/135,212.20
  6. Step 6: Final answer
    x = 84,450.30

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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.