Home / 107,113.70-160,561.20-62,717.60

Finding the Fourth Proportional to 107,113.70, 160,561.20 and 62,717.60

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Solution

The fourth proportional to 107,113.70, 160,561.20 and 62,717.60 is: 94,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,113.70 : 160,561.20 = 62,717.60 : x
  2. Step 2: Convert to fraction form
    107,113.70/160,561.20 = 62,717.60/x
  3. Step 3: Cross multiply
    107,113.70x = 160,561.20 × 62,717.60
  4. Step 4: Simplify right side
    107,113.70x = 10,070,013,117.12
  5. Step 5: Solve for x
    x = 10,070,013,117.12/107,113.70
  6. Step 6: Final answer
    x = 94,012.37

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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.