Home / 99,622.62-149,433.93-57,566.94

Finding the Fourth Proportional to 99,622.62, 149,433.93 and 57,566.94

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Solution

The fourth proportional to 99,622.62, 149,433.93 and 57,566.94 is: 86,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,622.62 : 149,433.93 = 57,566.94 : x
  2. Step 2: Convert to fraction form
    99,622.62/149,433.93 = 57,566.94/x
  3. Step 3: Cross multiply
    99,622.62x = 149,433.93 × 57,566.94
  4. Step 4: Simplify right side
    99,622.62x = 8,602,454,082.27
  5. Step 5: Solve for x
    x = 8,602,454,082.27/99,622.62
  6. Step 6: Final answer
    x = 86,350.41

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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.