Home / 119,883.24-165,440.07-66,167.08

Finding the Fourth Proportional to 119,883.24, 165,440.07 and 66,167.08

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Solution

The fourth proportional to 119,883.24, 165,440.07 and 66,167.08 is: 91,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,883.24 : 165,440.07 = 66,167.08 : x
  2. Step 2: Convert to fraction form
    119,883.24/165,440.07 = 66,167.08/x
  3. Step 3: Cross multiply
    119,883.24x = 165,440.07 × 66,167.08
  4. Step 4: Simplify right side
    119,883.24x = 10,946,685,933.30
  5. Step 5: Solve for x
    x = 10,946,685,933.30/119,883.24
  6. Step 6: Final answer
    x = 91,311.23

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1.5x scale

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.