Home / 133,820.92-184,666.62-77,250.52

Finding the Fourth Proportional to 133,820.92, 184,666.62 and 77,250.52

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Solution

The fourth proportional to 133,820.92, 184,666.62 and 77,250.52 is: 106,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,820.92 : 184,666.62 = 77,250.52 : x
  2. Step 2: Convert to fraction form
    133,820.92/184,666.62 = 77,250.52/x
  3. Step 3: Cross multiply
    133,820.92x = 184,666.62 × 77,250.52
  4. Step 4: Simplify right side
    133,820.92x = 14,265,592,421.64
  5. Step 5: Solve for x
    x = 14,265,592,421.64/133,820.92
  6. Step 6: Final answer
    x = 106,602.11

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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.