Home / 161,396.19-242,126.96-56,223.36

Finding the Fourth Proportional to 161,396.19, 242,126.96 and 56,223.36

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Solution

The fourth proportional to 161,396.19, 242,126.96 and 56,223.36 is: 84,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,396.19 : 242,126.96 = 56,223.36 : x
  2. Step 2: Convert to fraction form
    161,396.19/242,126.96 = 56,223.36/x
  3. Step 3: Cross multiply
    161,396.19x = 242,126.96 × 56,223.36
  4. Step 4: Simplify right side
    161,396.19x = 13,613,190,956.67
  5. Step 5: Solve for x
    x = 13,613,190,956.67/161,396.19
  6. Step 6: Final answer
    x = 84,346.42

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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.