Home / 75,147.16-103,695.90-44,926.48

Finding the Fourth Proportional to 75,147.16, 103,695.90 and 44,926.48

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Solution

The fourth proportional to 75,147.16, 103,695.90 and 44,926.48 is: 61,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,147.16 : 103,695.90 = 44,926.48 : x
  2. Step 2: Convert to fraction form
    75,147.16/103,695.90 = 44,926.48/x
  3. Step 3: Cross multiply
    75,147.16x = 103,695.90 × 44,926.48
  4. Step 4: Simplify right side
    75,147.16x = 4,658,691,777.43
  5. Step 5: Solve for x
    x = 4,658,691,777.43/75,147.16
  6. Step 6: Final answer
    x = 61,994.25

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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.