Home / 96,010.79-143,954.53-39,889.67

Finding the Fourth Proportional to 96,010.79, 143,954.53 and 39,889.67

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Solution

The fourth proportional to 96,010.79, 143,954.53 and 39,889.67 is: 59,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,010.79 : 143,954.53 = 39,889.67 : x
  2. Step 2: Convert to fraction form
    96,010.79/143,954.53 = 39,889.67/x
  3. Step 3: Cross multiply
    96,010.79x = 143,954.53 × 39,889.67
  4. Step 4: Simplify right side
    96,010.79x = 5,742,298,956.87
  5. Step 5: Solve for x
    x = 5,742,298,956.87/96,010.79
  6. Step 6: Final answer
    x = 59,808.89

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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.