Home / 135,498.15-203,165.15-60,604.34

Finding the Fourth Proportional to 135,498.15, 203,165.15 and 60,604.34

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Solution

The fourth proportional to 135,498.15, 203,165.15 and 60,604.34 is: 90,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,498.15 : 203,165.15 = 60,604.34 : x
  2. Step 2: Convert to fraction form
    135,498.15/203,165.15 = 60,604.34/x
  3. Step 3: Cross multiply
    135,498.15x = 203,165.15 × 60,604.34
  4. Step 4: Simplify right side
    135,498.15x = 12,312,688,507.90
  5. Step 5: Solve for x
    x = 12,312,688,507.90/135,498.15
  6. Step 6: Final answer
    x = 90,869.79

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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.