Home / 119,913.99-165,482.65-66,199.04

Finding the Fourth Proportional to 119,913.99, 165,482.65 and 66,199.04

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Solution

The fourth proportional to 119,913.99, 165,482.65 and 66,199.04 is: 91,355.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,913.99 : 165,482.65 = 66,199.04 : x
  2. Step 2: Convert to fraction form
    119,913.99/165,482.65 = 66,199.04/x
  3. Step 3: Cross multiply
    119,913.99x = 165,482.65 × 66,199.04
  4. Step 4: Simplify right side
    119,913.99x = 10,954,792,566.66
  5. Step 5: Solve for x
    x = 10,954,792,566.66/119,913.99
  6. Step 6: Final answer
    x = 91,355.42

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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.