Home / 114,621.23-171,892.89-39,723.86

Finding the Fourth Proportional to 114,621.23, 171,892.89 and 39,723.86

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Solution

The fourth proportional to 114,621.23, 171,892.89 and 39,723.86 is: 59,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,621.23 : 171,892.89 = 39,723.86 : x
  2. Step 2: Convert to fraction form
    114,621.23/171,892.89 = 39,723.86/x
  3. Step 3: Cross multiply
    114,621.23x = 171,892.89 × 39,723.86
  4. Step 4: Simplify right side
    114,621.23x = 6,828,249,527.09
  5. Step 5: Solve for x
    x = 6,828,249,527.09/114,621.23
  6. Step 6: Final answer
    x = 59,572.29

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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.