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Finding the Fourth Proportional to 64,362.02, 88,824.84 and 35,690.67

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Solution

The fourth proportional to 64,362.02, 88,824.84 and 35,690.67 is: 49,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,362.02 : 88,824.84 = 35,690.67 : x
  2. Step 2: Convert to fraction form
    64,362.02/88,824.84 = 35,690.67/x
  3. Step 3: Cross multiply
    64,362.02x = 88,824.84 × 35,690.67
  4. Step 4: Simplify right side
    64,362.02x = 3,170,217,918.40
  5. Step 5: Solve for x
    x = 3,170,217,918.40/64,362.02
  6. Step 6: Final answer
    x = 49,256.03

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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.