Home / 75,519.65-104,214.92-41,528.10

Finding the Fourth Proportional to 75,519.65, 104,214.92 and 41,528.10

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Solution

The fourth proportional to 75,519.65, 104,214.92 and 41,528.10 is: 57,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,519.65 : 104,214.92 = 41,528.10 : x
  2. Step 2: Convert to fraction form
    75,519.65/104,214.92 = 41,528.10/x
  3. Step 3: Cross multiply
    75,519.65x = 104,214.92 × 41,528.10
  4. Step 4: Simplify right side
    75,519.65x = 4,327,847,411.61
  5. Step 5: Solve for x
    x = 4,327,847,411.61/75,519.65
  6. Step 6: Final answer
    x = 57,307.57

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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.