Home / 119,926.31-165,497.24-66,210.17

Finding the Fourth Proportional to 119,926.31, 165,497.24 and 66,210.17

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Solution

The fourth proportional to 119,926.31, 165,497.24 and 66,210.17 is: 91,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,926.31 : 165,497.24 = 66,210.17 : x
  2. Step 2: Convert to fraction form
    119,926.31/165,497.24 = 66,210.17/x
  3. Step 3: Cross multiply
    119,926.31x = 165,497.24 × 66,210.17
  4. Step 4: Simplify right side
    119,926.31x = 10,957,600,617.30
  5. Step 5: Solve for x
    x = 10,957,600,617.30/119,926.31
  6. Step 6: Final answer
    x = 91,369.45

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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.