Home / 64,515.10-89,035.23-35,838.04

Finding the Fourth Proportional to 64,515.10, 89,035.23 and 35,838.04

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Solution

The fourth proportional to 64,515.10, 89,035.23 and 35,838.04 is: 49,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515.10 : 89,035.23 = 35,838.04 : x
  2. Step 2: Convert to fraction form
    64,515.10/89,035.23 = 35,838.04/x
  3. Step 3: Cross multiply
    64,515.10x = 89,035.23 × 35,838.04
  4. Step 4: Simplify right side
    64,515.10x = 3,190,848,134.15
  5. Step 5: Solve for x
    x = 3,190,848,134.15/64,515.10
  6. Step 6: Final answer
    x = 49,458.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.