Home / 133,465.59-184,102.47-88,143.66

Finding the Fourth Proportional to 133,465.59, 184,102.47 and 88,143.66

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Solution

The fourth proportional to 133,465.59, 184,102.47 and 88,143.66 is: 121,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,465.59 : 184,102.47 = 88,143.66 : x
  2. Step 2: Convert to fraction form
    133,465.59/184,102.47 = 88,143.66/x
  3. Step 3: Cross multiply
    133,465.59x = 184,102.47 × 88,143.66
  4. Step 4: Simplify right side
    133,465.59x = 16,227,465,520.84
  5. Step 5: Solve for x
    x = 16,227,465,520.84/133,465.59
  6. Step 6: Final answer
    x = 121,585.39

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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.