Home / 144,015.30-216,034.47-38,832.75

Finding the Fourth Proportional to 144,015.30, 216,034.47 and 38,832.75

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Solution

The fourth proportional to 144,015.30, 216,034.47 and 38,832.75 is: 58,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,015.30 : 216,034.47 = 38,832.75 : x
  2. Step 2: Convert to fraction form
    144,015.30/216,034.47 = 38,832.75/x
  3. Step 3: Cross multiply
    144,015.30x = 216,034.47 × 38,832.75
  4. Step 4: Simplify right side
    144,015.30x = 8,389,212,564.89
  5. Step 5: Solve for x
    x = 8,389,212,564.89/144,015.30
  6. Step 6: Final answer
    x = 58,252.23

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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.