Home / 77,852.39-116,719.70-32,887.67

Finding the Fourth Proportional to 77,852.39, 116,719.70 and 32,887.67

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Solution

The fourth proportional to 77,852.39, 116,719.70 and 32,887.67 is: 49,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,852.39 : 116,719.70 = 32,887.67 : x
  2. Step 2: Convert to fraction form
    77,852.39/116,719.70 = 32,887.67/x
  3. Step 3: Cross multiply
    77,852.39x = 116,719.70 × 32,887.67
  4. Step 4: Simplify right side
    77,852.39x = 3,838,638,228.06
  5. Step 5: Solve for x
    x = 3,838,638,228.06/77,852.39
  6. Step 6: Final answer
    x = 49,306.62

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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.