Home / 164,685.24-227,266.02-89,233.74

Finding the Fourth Proportional to 164,685.24, 227,266.02 and 89,233.74

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Solution

The fourth proportional to 164,685.24, 227,266.02 and 89,233.74 is: 123,142.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,685.24 : 227,266.02 = 89,233.74 : x
  2. Step 2: Convert to fraction form
    164,685.24/227,266.02 = 89,233.74/x
  3. Step 3: Cross multiply
    164,685.24x = 227,266.02 × 89,233.74
  4. Step 4: Simplify right side
    164,685.24x = 20,279,796,939.51
  5. Step 5: Solve for x
    x = 20,279,796,939.51/164,685.24
  6. Step 6: Final answer
    x = 123,142.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.