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Finding the Fourth Proportional to 88,898.42, 133,400.21 and 32,777.93

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Solution

The fourth proportional to 88,898.42, 133,400.21 and 32,777.93 is: 49,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,898.42 : 133,400.21 = 32,777.93 : x
  2. Step 2: Convert to fraction form
    88,898.42/133,400.21 = 32,777.93/x
  3. Step 3: Cross multiply
    88,898.42x = 133,400.21 × 32,777.93
  4. Step 4: Simplify right side
    88,898.42x = 4,372,581,914.47
  5. Step 5: Solve for x
    x = 4,372,581,914.47/88,898.42
  6. Step 6: Final answer
    x = 49,186.28

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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.