Home / 106,482.24-159,317.28-64,206.72

Finding the Fourth Proportional to 106,482.24, 159,317.28 and 64,206.72

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Solution

The fourth proportional to 106,482.24, 159,317.28 and 64,206.72 is: 96,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,482.24 : 159,317.28 = 64,206.72 : x
  2. Step 2: Convert to fraction form
    106,482.24/159,317.28 = 64,206.72/x
  3. Step 3: Cross multiply
    106,482.24x = 159,317.28 × 64,206.72
  4. Step 4: Simplify right side
    106,482.24x = 10,229,239,988.12
  5. Step 5: Solve for x
    x = 10,229,239,988.12/106,482.24
  6. Step 6: Final answer
    x = 96,065.22

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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.