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Finding the Fourth Proportional to 95,567.76, 131,888.01 and 53,127

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Solution

The fourth proportional to 95,567.76, 131,888.01 and 53,127 is: 73,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,567.76 : 131,888.01 = 53,127 : x
  2. Step 2: Convert to fraction form
    95,567.76/131,888.01 = 53,127/x
  3. Step 3: Cross multiply
    95,567.76x = 131,888.01 × 53,127
  4. Step 4: Simplify right side
    95,567.76x = 7,006,814,307.27
  5. Step 5: Solve for x
    x = 7,006,814,307.27/95,567.76
  6. Step 6: Final answer
    x = 73,317.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.