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Finding the Fourth Proportional to 152,124.40, 228,251.40 and 96,007.60

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Solution

The fourth proportional to 152,124.40, 228,251.40 and 96,007.60 is: 144,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,124.40 : 228,251.40 = 96,007.60 : x
  2. Step 2: Convert to fraction form
    152,124.40/228,251.40 = 96,007.60/x
  3. Step 3: Cross multiply
    152,124.40x = 228,251.40 × 96,007.60
  4. Step 4: Simplify right side
    152,124.40x = 21,913,869,110.64
  5. Step 5: Solve for x
    x = 21,913,869,110.64/152,124.40
  6. Step 6: Final answer
    x = 144,052.30

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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.