Home / 106,771.13-160,253.28-56,893.35

Finding the Fourth Proportional to 106,771.13, 160,253.28 and 56,893.35

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Solution

The fourth proportional to 106,771.13, 160,253.28 and 56,893.35 is: 85,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,771.13 : 160,253.28 = 56,893.35 : x
  2. Step 2: Convert to fraction form
    106,771.13/160,253.28 = 56,893.35/x
  3. Step 3: Cross multiply
    106,771.13x = 160,253.28 × 56,893.35
  4. Step 4: Simplify right side
    106,771.13x = 9,117,345,947.69
  5. Step 5: Solve for x
    x = 9,117,345,947.69/106,771.13
  6. Step 6: Final answer
    x = 85,391.49

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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.