Home / 347,881.46-521,688.54-123,200.42

Finding the Fourth Proportional to 347,881.46, 521,688.54 and 123,200.42

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Solution

The fourth proportional to 347,881.46, 521,688.54 and 123,200.42 is: 184,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,881.46 : 521,688.54 = 123,200.42 : x
  2. Step 2: Convert to fraction form
    347,881.46/521,688.54 = 123,200.42/x
  3. Step 3: Cross multiply
    347,881.46x = 521,688.54 × 123,200.42
  4. Step 4: Simplify right side
    347,881.46x = 64,272,247,237.19
  5. Step 5: Solve for x
    x = 64,272,247,237.19/347,881.46
  6. Step 6: Final answer
    x = 184,753.30

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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.