Home / 164,961.29-227,646.56-89,509.79

Finding the Fourth Proportional to 164,961.29, 227,646.56 and 89,509.79

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Solution

The fourth proportional to 164,961.29, 227,646.56 and 89,509.79 is: 123,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,961.29 : 227,646.56 = 89,509.79 : x
  2. Step 2: Convert to fraction form
    164,961.29/227,646.56 = 89,509.79/x
  3. Step 3: Cross multiply
    164,961.29x = 227,646.56 × 89,509.79
  4. Step 4: Simplify right side
    164,961.29x = 20,376,596,572.71
  5. Step 5: Solve for x
    x = 20,376,596,572.71/164,961.29
  6. Step 6: Final answer
    x = 123,523.50

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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.