Home / 75,954.83-113,931.90-42,204.96

Finding the Fourth Proportional to 75,954.83, 113,931.90 and 42,204.96

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Solution

The fourth proportional to 75,954.83, 113,931.90 and 42,204.96 is: 63,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,954.83 : 113,931.90 = 42,204.96 : x
  2. Step 2: Convert to fraction form
    75,954.83/113,931.90 = 42,204.96/x
  3. Step 3: Cross multiply
    75,954.83x = 113,931.90 × 42,204.96
  4. Step 4: Simplify right side
    75,954.83x = 4,808,491,282.22
  5. Step 5: Solve for x
    x = 4,808,491,282.22/75,954.83
  6. Step 6: Final answer
    x = 63,307.25

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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.