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Finding the Fourth Proportional to 64,442.34, 88,930.94 and 35,762.13

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Solution

The fourth proportional to 64,442.34, 88,930.94 and 35,762.13 is: 49,352.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,442.34 : 88,930.94 = 35,762.13 : x
  2. Step 2: Convert to fraction form
    64,442.34/88,930.94 = 35,762.13/x
  3. Step 3: Cross multiply
    64,442.34x = 88,930.94 × 35,762.13
  4. Step 4: Simplify right side
    64,442.34x = 3,180,359,658.49
  5. Step 5: Solve for x
    x = 3,180,359,658.49/64,442.34
  6. Step 6: Final answer
    x = 49,352.02

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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.