Home / 107,133.89-160,699.04-26,081.76

Finding the Fourth Proportional to 107,133.89, 160,699.04 and 26,081.76

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Solution

The fourth proportional to 107,133.89, 160,699.04 and 26,081.76 is: 39,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,133.89 : 160,699.04 = 26,081.76 : x
  2. Step 2: Convert to fraction form
    107,133.89/160,699.04 = 26,081.76/x
  3. Step 3: Cross multiply
    107,133.89x = 160,699.04 × 26,081.76
  4. Step 4: Simplify right side
    107,133.89x = 4,191,314,363.53
  5. Step 5: Solve for x
    x = 4,191,314,363.53/107,133.89
  6. Step 6: Final answer
    x = 39,122.21

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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.