Home / 124,517.99-171,837.56-67,929.32

Finding the Fourth Proportional to 124,517.99, 171,837.56 and 67,929.32

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Solution

The fourth proportional to 124,517.99, 171,837.56 and 67,929.32 is: 93,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,517.99 : 171,837.56 = 67,929.32 : x
  2. Step 2: Convert to fraction form
    124,517.99/171,837.56 = 67,929.32/x
  3. Step 3: Cross multiply
    124,517.99x = 171,837.56 × 67,929.32
  4. Step 4: Simplify right side
    124,517.99x = 11,672,808,601.26
  5. Step 5: Solve for x
    x = 11,672,808,601.26/124,517.99
  6. Step 6: Final answer
    x = 93,743.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.