Home / 64,175.09-96,182.40-30,886.22

Finding the Fourth Proportional to 64,175.09, 96,182.40 and 30,886.22

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Solution

The fourth proportional to 64,175.09, 96,182.40 and 30,886.22 is: 46,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,175.09 : 96,182.40 = 30,886.22 : x
  2. Step 2: Convert to fraction form
    64,175.09/96,182.40 = 30,886.22/x
  3. Step 3: Cross multiply
    64,175.09x = 96,182.40 × 30,886.22
  4. Step 4: Simplify right side
    64,175.09x = 2,970,710,766.53
  5. Step 5: Solve for x
    x = 2,970,710,766.53/64,175.09
  6. Step 6: Final answer
    x = 46,290.71

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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.