Home / 115,233.24-159,015.24-64,244.28

Finding the Fourth Proportional to 115,233.24, 159,015.24 and 64,244.28

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Solution

The fourth proportional to 115,233.24, 159,015.24 and 64,244.28 is: 88,653.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,233.24 : 159,015.24 = 64,244.28 : x
  2. Step 2: Convert to fraction form
    115,233.24/159,015.24 = 64,244.28/x
  3. Step 3: Cross multiply
    115,233.24x = 159,015.24 × 64,244.28
  4. Step 4: Simplify right side
    115,233.24x = 10,215,819,602.83
  5. Step 5: Solve for x
    x = 10,215,819,602.83/115,233.24
  6. Step 6: Final answer
    x = 88,653.41

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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.