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Finding the Fourth Proportional to 95,767.40, 143,675.80 and 45,885.98

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Solution

The fourth proportional to 95,767.40, 143,675.80 and 45,885.98 is: 68,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,767.40 : 143,675.80 = 45,885.98 : x
  2. Step 2: Convert to fraction form
    95,767.40/143,675.80 = 45,885.98/x
  3. Step 3: Cross multiply
    95,767.40x = 143,675.80 × 45,885.98
  4. Step 4: Simplify right side
    95,767.40x = 6,592,704,885.28
  5. Step 5: Solve for x
    x = 6,592,704,885.28/95,767.40
  6. Step 6: Final answer
    x = 68,840.80

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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.