Home / 143,715.01-215,664.77-96,383.55

Finding the Fourth Proportional to 143,715.01, 215,664.77 and 96,383.55

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Solution

The fourth proportional to 143,715.01, 215,664.77 and 96,383.55 is: 144,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,715.01 : 215,664.77 = 96,383.55 : x
  2. Step 2: Convert to fraction form
    143,715.01/215,664.77 = 96,383.55/x
  3. Step 3: Cross multiply
    143,715.01x = 215,664.77 × 96,383.55
  4. Step 4: Simplify right side
    143,715.01x = 20,786,536,142.53
  5. Step 5: Solve for x
    x = 20,786,536,142.53/143,715.01
  6. Step 6: Final answer
    x = 144,637.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.