Home / 75,308.64-103,925.88-41,317.35

Finding the Fourth Proportional to 75,308.64, 103,925.88 and 41,317.35

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Solution

The fourth proportional to 75,308.64, 103,925.88 and 41,317.35 is: 57,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,308.64 : 103,925.88 = 41,317.35 : x
  2. Step 2: Convert to fraction form
    75,308.64/103,925.88 = 41,317.35/x
  3. Step 3: Cross multiply
    75,308.64x = 103,925.88 × 41,317.35
  4. Step 4: Simplify right side
    75,308.64x = 4,293,941,958.02
  5. Step 5: Solve for x
    x = 4,293,941,958.02/75,308.64
  6. Step 6: Final answer
    x = 57,017.92

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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.