Home / 109,983.51-151,767.14-62,229.15

Finding the Fourth Proportional to 109,983.51, 151,767.14 and 62,229.15

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Solution

The fourth proportional to 109,983.51, 151,767.14 and 62,229.15 is: 85,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,983.51 : 151,767.14 = 62,229.15 : x
  2. Step 2: Convert to fraction form
    109,983.51/151,767.14 = 62,229.15/x
  3. Step 3: Cross multiply
    109,983.51x = 151,767.14 × 62,229.15
  4. Step 4: Simplify right side
    109,983.51x = 9,444,339,808.99
  5. Step 5: Solve for x
    x = 9,444,339,808.99/109,983.51
  6. Step 6: Final answer
    x = 85,870.51

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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.