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Finding the Fourth Proportional to 228,432.93, 342,660.66 and 59,953.74

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Solution

The fourth proportional to 228,432.93, 342,660.66 and 59,953.74 is: 89,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,432.93 : 342,660.66 = 59,953.74 : x
  2. Step 2: Convert to fraction form
    228,432.93/342,660.66 = 59,953.74/x
  3. Step 3: Cross multiply
    228,432.93x = 342,660.66 × 59,953.74
  4. Step 4: Simplify right side
    228,432.93x = 20,543,788,117.87
  5. Step 5: Solve for x
    x = 20,543,788,117.87/228,432.93
  6. Step 6: Final answer
    x = 89,933.57

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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.