Home / 161,343.69-242,125.80-56,162.66

Finding the Fourth Proportional to 161,343.69, 242,125.80 and 56,162.66

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Solution

The fourth proportional to 161,343.69, 242,125.80 and 56,162.66 is: 84,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,343.69 : 242,125.80 = 56,162.66 : x
  2. Step 2: Convert to fraction form
    161,343.69/242,125.80 = 56,162.66/x
  3. Step 3: Cross multiply
    161,343.69x = 242,125.80 × 56,162.66
  4. Step 4: Simplify right side
    161,343.69x = 13,598,428,469.36
  5. Step 5: Solve for x
    x = 13,598,428,469.36/161,343.69
  6. Step 6: Final answer
    x = 84,282.37

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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.