Home / 209,385.09-314,079.48-59,625.27

Finding the Fourth Proportional to 209,385.09, 314,079.48 and 59,625.27

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Solution

The fourth proportional to 209,385.09, 314,079.48 and 59,625.27 is: 89,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,385.09 : 314,079.48 = 59,625.27 : x
  2. Step 2: Convert to fraction form
    209,385.09/314,079.48 = 59,625.27/x
  3. Step 3: Cross multiply
    209,385.09x = 314,079.48 × 59,625.27
  4. Step 4: Simplify right side
    209,385.09x = 18,727,073,796.46
  5. Step 5: Solve for x
    x = 18,727,073,796.46/209,385.09
  6. Step 6: Final answer
    x = 89,438.43

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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.