Home / 224,221.89-309,433.67-133,565.48

Finding the Fourth Proportional to 224,221.89, 309,433.67 and 133,565.48

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Solution

The fourth proportional to 224,221.89, 309,433.67 and 133,565.48 is: 184,324.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,221.89 : 309,433.67 = 133,565.48 : x
  2. Step 2: Convert to fraction form
    224,221.89/309,433.67 = 133,565.48/x
  3. Step 3: Cross multiply
    224,221.89x = 309,433.67 × 133,565.48
  4. Step 4: Simplify right side
    224,221.89x = 41,329,656,661.71
  5. Step 5: Solve for x
    x = 41,329,656,661.71/224,221.89
  6. Step 6: Final answer
    x = 184,324.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.