Home / 75,433.59-104,066.51-45,209.25

Finding the Fourth Proportional to 75,433.59, 104,066.51 and 45,209.25

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Solution

The fourth proportional to 75,433.59, 104,066.51 and 45,209.25 is: 62,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,433.59 : 104,066.51 = 45,209.25 : x
  2. Step 2: Convert to fraction form
    75,433.59/104,066.51 = 45,209.25/x
  3. Step 3: Cross multiply
    75,433.59x = 104,066.51 × 45,209.25
  4. Step 4: Simplify right side
    75,433.59x = 4,704,768,641.17
  5. Step 5: Solve for x
    x = 4,704,768,641.17/75,433.59
  6. Step 6: Final answer
    x = 62,369.68

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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.