Home / 119,943.51-165,520.94-66,227.35

Finding the Fourth Proportional to 119,943.51, 165,520.94 and 66,227.35

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Solution

The fourth proportional to 119,943.51, 165,520.94 and 66,227.35 is: 91,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,943.51 : 165,520.94 = 66,227.35 : x
  2. Step 2: Convert to fraction form
    119,943.51/165,520.94 = 66,227.35/x
  3. Step 3: Cross multiply
    119,943.51x = 165,520.94 × 66,227.35
  4. Step 4: Simplify right side
    119,943.51x = 10,962,013,225.71
  5. Step 5: Solve for x
    x = 10,962,013,225.71/119,943.51
  6. Step 6: Final answer
    x = 91,393.13

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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.