Home / 133,655.16-184,398.71-76,253.24

Finding the Fourth Proportional to 133,655.16, 184,398.71 and 76,253.24

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Solution

The fourth proportional to 133,655.16, 184,398.71 and 76,253.24 is: 105,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,655.16 : 184,398.71 = 76,253.24 : x
  2. Step 2: Convert to fraction form
    133,655.16/184,398.71 = 76,253.24/x
  3. Step 3: Cross multiply
    133,655.16x = 184,398.71 × 76,253.24
  4. Step 4: Simplify right side
    133,655.16x = 14,060,998,708.05
  5. Step 5: Solve for x
    x = 14,060,998,708.05/133,655.16
  6. Step 6: Final answer
    x = 105,203.56

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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.