Home / 62,145.10-93,220.89-17,778.39

Finding the Fourth Proportional to 62,145.10, 93,220.89 and 17,778.39

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Solution

The fourth proportional to 62,145.10, 93,220.89 and 17,778.39 is: 26,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,145.10 : 93,220.89 = 17,778.39 : x
  2. Step 2: Convert to fraction form
    62,145.10/93,220.89 = 17,778.39/x
  3. Step 3: Cross multiply
    62,145.10x = 93,220.89 × 17,778.39
  4. Step 4: Simplify right side
    62,145.10x = 1,657,317,338.57
  5. Step 5: Solve for x
    x = 1,657,317,338.57/62,145.10
  6. Step 6: Final answer
    x = 26,668.51

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1.5x scale

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.