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Finding the Fourth Proportional to 152,491.60, 228,752.60 and 63,772.88

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Solution

The fourth proportional to 152,491.60, 228,752.60 and 63,772.88 is: 95,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,491.60 : 228,752.60 = 63,772.88 : x
  2. Step 2: Convert to fraction form
    152,491.60/228,752.60 = 63,772.88/x
  3. Step 3: Cross multiply
    152,491.60x = 228,752.60 × 63,772.88
  4. Step 4: Simplify right side
    152,491.60x = 14,588,212,109.49
  5. Step 5: Solve for x
    x = 14,588,212,109.49/152,491.60
  6. Step 6: Final answer
    x = 95,665.68

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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.