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Finding the Fourth Proportional to 152,535.52, 228,794.16 and 90,600.16

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Solution

The fourth proportional to 152,535.52, 228,794.16 and 90,600.16 is: 135,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,535.52 : 228,794.16 = 90,600.16 : x
  2. Step 2: Convert to fraction form
    152,535.52/228,794.16 = 90,600.16/x
  3. Step 3: Cross multiply
    152,535.52x = 228,794.16 × 90,600.16
  4. Step 4: Simplify right side
    152,535.52x = 20,728,787,503.07
  5. Step 5: Solve for x
    x = 20,728,787,503.07/152,535.52
  6. Step 6: Final answer
    x = 135,894.82

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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.