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Finding the Fourth Proportional to 209,367.68, 314,004.30 and 59,604.64

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Solution

The fourth proportional to 209,367.68, 314,004.30 and 59,604.64 is: 89,393.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,367.68 : 314,004.30 = 59,604.64 : x
  2. Step 2: Convert to fraction form
    209,367.68/314,004.30 = 59,604.64/x
  3. Step 3: Cross multiply
    209,367.68x = 314,004.30 × 59,604.64
  4. Step 4: Simplify right side
    209,367.68x = 18,716,113,259.95
  5. Step 5: Solve for x
    x = 18,716,113,259.95/209,367.68
  6. Step 6: Final answer
    x = 89,393.52

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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.