Home / 66,014-91,104.12-37,719.08

Finding the Fourth Proportional to 66,014, 91,104.12 and 37,719.08

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Solution

The fourth proportional to 66,014, 91,104.12 and 37,719.08 is: 52,055.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,014 : 91,104.12 = 37,719.08 : x
  2. Step 2: Convert to fraction form
    66,014/91,104.12 = 37,719.08/x
  3. Step 3: Cross multiply
    66,014x = 91,104.12 × 37,719.08
  4. Step 4: Simplify right side
    66,014x = 3,436,363,590.61
  5. Step 5: Solve for x
    x = 3,436,363,590.61/66,014
  6. Step 6: Final answer
    x = 52,055.07

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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.