Home / 184,130.40-276,001.20-71,767.20

Finding the Fourth Proportional to 184,130.40, 276,001.20 and 71,767.20

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Solution

The fourth proportional to 184,130.40, 276,001.20 and 71,767.20 is: 107,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,130.40 : 276,001.20 = 71,767.20 : x
  2. Step 2: Convert to fraction form
    184,130.40/276,001.20 = 71,767.20/x
  3. Step 3: Cross multiply
    184,130.40x = 276,001.20 × 71,767.20
  4. Step 4: Simplify right side
    184,130.40x = 19,807,833,320.64
  5. Step 5: Solve for x
    x = 19,807,833,320.64/184,130.40
  6. Step 6: Final answer
    x = 107,575.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.