Home / 135,386.46-203,074.65-35,545.74

Finding the Fourth Proportional to 135,386.46, 203,074.65 and 35,545.74

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Solution

The fourth proportional to 135,386.46, 203,074.65 and 35,545.74 is: 53,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,386.46 : 203,074.65 = 35,545.74 : x
  2. Step 2: Convert to fraction form
    135,386.46/203,074.65 = 35,545.74/x
  3. Step 3: Cross multiply
    135,386.46x = 203,074.65 × 35,545.74
  4. Step 4: Simplify right side
    135,386.46x = 7,218,438,709.49
  5. Step 5: Solve for x
    x = 7,218,438,709.49/135,386.46
  6. Step 6: Final answer
    x = 53,317.29

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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.