Home / 61,152.23-91,718.50-16,768.68

Finding the Fourth Proportional to 61,152.23, 91,718.50 and 16,768.68

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Solution

The fourth proportional to 61,152.23, 91,718.50 and 16,768.68 is: 25,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,152.23 : 91,718.50 = 16,768.68 : x
  2. Step 2: Convert to fraction form
    61,152.23/91,718.50 = 16,768.68/x
  3. Step 3: Cross multiply
    61,152.23x = 91,718.50 × 16,768.68
  4. Step 4: Simplify right side
    61,152.23x = 1,537,998,176.58
  5. Step 5: Solve for x
    x = 1,537,998,176.58/61,152.23
  6. Step 6: Final answer
    x = 25,150.32

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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.