Home / 119,239.90-164,551.96-64,792.59

Finding the Fourth Proportional to 119,239.90, 164,551.96 and 64,792.59

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Solution

The fourth proportional to 119,239.90, 164,551.96 and 64,792.59 is: 89,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,239.90 : 164,551.96 = 64,792.59 : x
  2. Step 2: Convert to fraction form
    119,239.90/164,551.96 = 64,792.59/x
  3. Step 3: Cross multiply
    119,239.90x = 164,551.96 × 64,792.59
  4. Step 4: Simplify right side
    119,239.90x = 10,661,747,677.98
  5. Step 5: Solve for x
    x = 10,661,747,677.98/119,239.90
  6. Step 6: Final answer
    x = 89,414.26

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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.