Home / 125,838.09-173,656.59-69,249.46

Finding the Fourth Proportional to 125,838.09, 173,656.59 and 69,249.46

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Solution

The fourth proportional to 125,838.09, 173,656.59 and 69,249.46 is: 95,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,838.09 : 173,656.59 = 69,249.46 : x
  2. Step 2: Convert to fraction form
    125,838.09/173,656.59 = 69,249.46/x
  3. Step 3: Cross multiply
    125,838.09x = 173,656.59 × 69,249.46
  4. Step 4: Simplify right side
    125,838.09x = 12,025,625,568.69
  5. Step 5: Solve for x
    x = 12,025,625,568.69/125,838.09
  6. Step 6: Final answer
    x = 95,564.27

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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.