Home / 106,947.32-160,429.26-35,870.36

Finding the Fourth Proportional to 106,947.32, 160,429.26 and 35,870.36

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Solution

The fourth proportional to 106,947.32, 160,429.26 and 35,870.36 is: 53,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,947.32 : 160,429.26 = 35,870.36 : x
  2. Step 2: Convert to fraction form
    106,947.32/160,429.26 = 35,870.36/x
  3. Step 3: Cross multiply
    106,947.32x = 160,429.26 × 35,870.36
  4. Step 4: Simplify right side
    106,947.32x = 5,754,655,310.73
  5. Step 5: Solve for x
    x = 5,754,655,310.73/106,947.32
  6. Step 6: Final answer
    x = 53,808.32

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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.