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Finding the Fourth Proportional to 95,902.71, 143,895.55 and 51,477.60

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Solution

The fourth proportional to 95,902.71, 143,895.55 and 51,477.60 is: 77,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,902.71 : 143,895.55 = 51,477.60 : x
  2. Step 2: Convert to fraction form
    95,902.71/143,895.55 = 51,477.60/x
  3. Step 3: Cross multiply
    95,902.71x = 143,895.55 × 51,477.60
  4. Step 4: Simplify right side
    95,902.71x = 7,407,397,307.29
  5. Step 5: Solve for x
    x = 7,407,397,307.29/95,902.71
  6. Step 6: Final answer
    x = 77,238.67

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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.