Home / 77,592.84-116,386.96-21,436.34

Finding the Fourth Proportional to 77,592.84, 116,386.96 and 21,436.34

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Solution

The fourth proportional to 77,592.84, 116,386.96 and 21,436.34 is: 32,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,592.84 : 116,386.96 = 21,436.34 : x
  2. Step 2: Convert to fraction form
    77,592.84/116,386.96 = 21,436.34/x
  3. Step 3: Cross multiply
    77,592.84x = 116,386.96 × 21,436.34
  4. Step 4: Simplify right side
    77,592.84x = 2,494,910,446.13
  5. Step 5: Solve for x
    x = 2,494,910,446.13/77,592.84
  6. Step 6: Final answer
    x = 32,153.87

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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.