Home / 109,573.08-164,296.23-42,935.19

Finding the Fourth Proportional to 109,573.08, 164,296.23 and 42,935.19

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Solution

The fourth proportional to 109,573.08, 164,296.23 and 42,935.19 is: 64,377.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,573.08 : 164,296.23 = 42,935.19 : x
  2. Step 2: Convert to fraction form
    109,573.08/164,296.23 = 42,935.19/x
  3. Step 3: Cross multiply
    109,573.08x = 164,296.23 × 42,935.19
  4. Step 4: Simplify right side
    109,573.08x = 7,054,089,851.33
  5. Step 5: Solve for x
    x = 7,054,089,851.33/109,573.08
  6. Step 6: Final answer
    x = 64,377.95

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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.