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Finding the Fourth Proportional to 228,373.42, 342,535.52 and 59,910.63

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Solution

The fourth proportional to 228,373.42, 342,535.52 and 59,910.63 is: 89,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,373.42 : 342,535.52 = 59,910.63 : x
  2. Step 2: Convert to fraction form
    228,373.42/342,535.52 = 59,910.63/x
  3. Step 3: Cross multiply
    228,373.42x = 342,535.52 × 59,910.63
  4. Step 4: Simplify right side
    228,373.42x = 20,521,516,788.35
  5. Step 5: Solve for x
    x = 20,521,516,788.35/228,373.42
  6. Step 6: Final answer
    x = 89,859.48

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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.