Home / 119,943.13-165,536.09-69,642.13

Finding the Fourth Proportional to 119,943.13, 165,536.09 and 69,642.13

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Solution

The fourth proportional to 119,943.13, 165,536.09 and 69,642.13 is: 96,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,943.13 : 165,536.09 = 69,642.13 : x
  2. Step 2: Convert to fraction form
    119,943.13/165,536.09 = 69,642.13/x
  3. Step 3: Cross multiply
    119,943.13x = 165,536.09 × 69,642.13
  4. Step 4: Simplify right side
    119,943.13x = 11,528,285,899.47
  5. Step 5: Solve for x
    x = 11,528,285,899.47/119,943.13
  6. Step 6: Final answer
    x = 96,114.60

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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.