Home / 107,336.19-160,993.35-28,458.39

Finding the Fourth Proportional to 107,336.19, 160,993.35 and 28,458.39

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Solution

The fourth proportional to 107,336.19, 160,993.35 and 28,458.39 is: 42,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,336.19 : 160,993.35 = 28,458.39 : x
  2. Step 2: Convert to fraction form
    107,336.19/160,993.35 = 28,458.39/x
  3. Step 3: Cross multiply
    107,336.19x = 160,993.35 × 28,458.39
  4. Step 4: Simplify right side
    107,336.19x = 4,581,611,541.71
  5. Step 5: Solve for x
    x = 4,581,611,541.71/107,336.19
  6. Step 6: Final answer
    x = 42,684.69

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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.