Home / 161,519.06-242,280.64-56,338.03

Finding the Fourth Proportional to 161,519.06, 242,280.64 and 56,338.03

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Solution

The fourth proportional to 161,519.06, 242,280.64 and 56,338.03 is: 84,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,519.06 : 242,280.64 = 56,338.03 : x
  2. Step 2: Convert to fraction form
    161,519.06/242,280.64 = 56,338.03/x
  3. Step 3: Cross multiply
    161,519.06x = 242,280.64 × 56,338.03
  4. Step 4: Simplify right side
    161,519.06x = 13,649,614,496.46
  5. Step 5: Solve for x
    x = 13,649,614,496.46/161,519.06
  6. Step 6: Final answer
    x = 84,507.76

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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.