Home / 161,561.66-242,323.94-43,242.24

Finding the Fourth Proportional to 161,561.66, 242,323.94 and 43,242.24

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Solution

The fourth proportional to 161,561.66, 242,323.94 and 43,242.24 is: 64,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,561.66 : 242,323.94 = 43,242.24 : x
  2. Step 2: Convert to fraction form
    161,561.66/242,323.94 = 43,242.24/x
  3. Step 3: Cross multiply
    161,561.66x = 242,323.94 × 43,242.24
  4. Step 4: Simplify right side
    161,561.66x = 10,478,629,971.23
  5. Step 5: Solve for x
    x = 10,478,629,971.23/161,561.66
  6. Step 6: Final answer
    x = 64,858.40

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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.