Home / 69,333.26-103,795.77-42,953.18

Finding the Fourth Proportional to 69,333.26, 103,795.77 and 42,953.18

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Solution

The fourth proportional to 69,333.26, 103,795.77 and 42,953.18 is: 64,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,333.26 : 103,795.77 = 42,953.18 : x
  2. Step 2: Convert to fraction form
    69,333.26/103,795.77 = 42,953.18/x
  3. Step 3: Cross multiply
    69,333.26x = 103,795.77 × 42,953.18
  4. Step 4: Simplify right side
    69,333.26x = 4,458,358,392.05
  5. Step 5: Solve for x
    x = 4,458,358,392.05/69,333.26
  6. Step 6: Final answer
    x = 64,303.31

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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.