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Finding the Fourth Proportional to 152,457.84, 228,645.45 and 63,692.78

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Solution

The fourth proportional to 152,457.84, 228,645.45 and 63,692.78 is: 95,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,457.84 : 228,645.45 = 63,692.78 : x
  2. Step 2: Convert to fraction form
    152,457.84/228,645.45 = 63,692.78/x
  3. Step 3: Cross multiply
    152,457.84x = 228,645.45 × 63,692.78
  4. Step 4: Simplify right side
    152,457.84x = 14,563,063,201.62
  5. Step 5: Solve for x
    x = 14,563,063,201.62/152,457.84
  6. Step 6: Final answer
    x = 95,521.90

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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.