Home / 53,671.79-80,522.26-38,187.83

Finding the Fourth Proportional to 53,671.79, 80,522.26 and 38,187.83

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Solution

The fourth proportional to 53,671.79, 80,522.26 and 38,187.83 is: 57,292.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,671.79 : 80,522.26 = 38,187.83 : x
  2. Step 2: Convert to fraction form
    53,671.79/80,522.26 = 38,187.83/x
  3. Step 3: Cross multiply
    53,671.79x = 80,522.26 × 38,187.83
  4. Step 4: Simplify right side
    53,671.79x = 3,074,969,878.01
  5. Step 5: Solve for x
    x = 3,074,969,878.01/53,671.79
  6. Step 6: Final answer
    x = 57,292.11

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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.