Home / 106,644.75-159,275.70-96,629.51

Finding the Fourth Proportional to 106,644.75, 159,275.70 and 96,629.51

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Solution

The fourth proportional to 106,644.75, 159,275.70 and 96,629.51 is: 144,317.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,644.75 : 159,275.70 = 96,629.51 : x
  2. Step 2: Convert to fraction form
    106,644.75/159,275.70 = 96,629.51/x
  3. Step 3: Cross multiply
    106,644.75x = 159,275.70 × 96,629.51
  4. Step 4: Simplify right side
    106,644.75x = 15,390,732,049.53
  5. Step 5: Solve for x
    x = 15,390,732,049.53/106,644.75
  6. Step 6: Final answer
    x = 144,317.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.