Home / 85,290.23-117,695.19-47,050.22

Finding the Fourth Proportional to 85,290.23, 117,695.19 and 47,050.22

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Solution

The fourth proportional to 85,290.23, 117,695.19 and 47,050.22 is: 64,926.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,290.23 : 117,695.19 = 47,050.22 : x
  2. Step 2: Convert to fraction form
    85,290.23/117,695.19 = 47,050.22/x
  3. Step 3: Cross multiply
    85,290.23x = 117,695.19 × 47,050.22
  4. Step 4: Simplify right side
    85,290.23x = 5,537,584,582.44
  5. Step 5: Solve for x
    x = 5,537,584,582.44/85,290.23
  6. Step 6: Final answer
    x = 64,926.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.