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Finding the Fourth Proportional to 64,602.12, 96,322.98 and 62,135.67

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Solution

The fourth proportional to 64,602.12, 96,322.98 and 62,135.67 is: 92,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,602.12 : 96,322.98 = 62,135.67 : x
  2. Step 2: Convert to fraction form
    64,602.12/96,322.98 = 62,135.67/x
  3. Step 3: Cross multiply
    64,602.12x = 96,322.98 × 62,135.67
  4. Step 4: Simplify right side
    64,602.12x = 5,985,092,898.70
  5. Step 5: Solve for x
    x = 5,985,092,898.70/64,602.12
  6. Step 6: Final answer
    x = 92,645.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.