Home / 144,687.06-199,668.65-84,299.13

Finding the Fourth Proportional to 144,687.06, 199,668.65 and 84,299.13

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Solution

The fourth proportional to 144,687.06, 199,668.65 and 84,299.13 is: 116,333.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,687.06 : 199,668.65 = 84,299.13 : x
  2. Step 2: Convert to fraction form
    144,687.06/199,668.65 = 84,299.13/x
  3. Step 3: Cross multiply
    144,687.06x = 199,668.65 × 84,299.13
  4. Step 4: Simplify right side
    144,687.06x = 16,831,893,061.78
  5. Step 5: Solve for x
    x = 16,831,893,061.78/144,687.06
  6. Step 6: Final answer
    x = 116,333.09

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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.