Home / 107,459.32-161,146.75-36,362.38

Finding the Fourth Proportional to 107,459.32, 161,146.75 and 36,362.38

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Solution

The fourth proportional to 107,459.32, 161,146.75 and 36,362.38 is: 54,529.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,459.32 : 161,146.75 = 36,362.38 : x
  2. Step 2: Convert to fraction form
    107,459.32/161,146.75 = 36,362.38/x
  3. Step 3: Cross multiply
    107,459.32x = 161,146.75 × 36,362.38
  4. Step 4: Simplify right side
    107,459.32x = 5,859,678,782.60
  5. Step 5: Solve for x
    x = 5,859,678,782.60/107,459.32
  6. Step 6: Final answer
    x = 54,529.28

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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.