Home / 245,661.93-367,902.38-140,161.05

Finding the Fourth Proportional to 245,661.93, 367,902.38 and 140,161.05

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Solution

The fourth proportional to 245,661.93, 367,902.38 and 140,161.05 is: 209,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,661.93 : 367,902.38 = 140,161.05 : x
  2. Step 2: Convert to fraction form
    245,661.93/367,902.38 = 140,161.05/x
  3. Step 3: Cross multiply
    245,661.93x = 367,902.38 × 140,161.05
  4. Step 4: Simplify right side
    245,661.93x = 51,565,583,177.49
  5. Step 5: Solve for x
    x = 51,565,583,177.49/245,661.93
  6. Step 6: Final answer
    x = 209,904.66

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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.