Home / 65,417.93-90,249.19-41,175.95

Finding the Fourth Proportional to 65,417.93, 90,249.19 and 41,175.95

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Solution

The fourth proportional to 65,417.93, 90,249.19 and 41,175.95 is: 56,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,417.93 : 90,249.19 = 41,175.95 : x
  2. Step 2: Convert to fraction form
    65,417.93/90,249.19 = 41,175.95/x
  3. Step 3: Cross multiply
    65,417.93x = 90,249.19 × 41,175.95
  4. Step 4: Simplify right side
    65,417.93x = 3,716,095,580.79
  5. Step 5: Solve for x
    x = 3,716,095,580.79/65,417.93
  6. Step 6: Final answer
    x = 56,805.46

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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.