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Finding the Fourth Proportional to 64,484.56, 96,536.76 and 62,894.80

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Solution

The fourth proportional to 64,484.56, 96,536.76 and 62,894.80 is: 94,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,484.56 : 96,536.76 = 62,894.80 : x
  2. Step 2: Convert to fraction form
    64,484.56/96,536.76 = 62,894.80/x
  3. Step 3: Cross multiply
    64,484.56x = 96,536.76 × 62,894.80
  4. Step 4: Simplify right side
    64,484.56x = 6,071,660,212.85
  5. Step 5: Solve for x
    x = 6,071,660,212.85/64,484.56
  6. Step 6: Final answer
    x = 94,156.81

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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.