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Finding the Fourth Proportional to 114,341.77, 171,539.90 and 39,462.56

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Solution

The fourth proportional to 114,341.77, 171,539.90 and 39,462.56 is: 59,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,341.77 : 171,539.90 = 39,462.56 : x
  2. Step 2: Convert to fraction form
    114,341.77/171,539.90 = 39,462.56/x
  3. Step 3: Cross multiply
    114,341.77x = 171,539.90 × 39,462.56
  4. Step 4: Simplify right side
    114,341.77x = 6,769,402,541.13
  5. Step 5: Solve for x
    x = 6,769,402,541.13/114,341.77
  6. Step 6: Final answer
    x = 59,203.24

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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.