Home / 133,364.86-184,110.43-103,081.74

Finding the Fourth Proportional to 133,364.86, 184,110.43 and 103,081.74

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Solution

The fourth proportional to 133,364.86, 184,110.43 and 103,081.74 is: 142,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,364.86 : 184,110.43 = 103,081.74 : x
  2. Step 2: Convert to fraction form
    133,364.86/184,110.43 = 103,081.74/x
  3. Step 3: Cross multiply
    133,364.86x = 184,110.43 × 103,081.74
  4. Step 4: Simplify right side
    133,364.86x = 18,978,423,476.55
  5. Step 5: Solve for x
    x = 18,978,423,476.55/133,364.86
  6. Step 6: Final answer
    x = 142,304.53

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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.