Home / 125,612.19-173,342.82-69,022.35

Finding the Fourth Proportional to 125,612.19, 173,342.82 and 69,022.35

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Solution

The fourth proportional to 125,612.19, 173,342.82 and 69,022.35 is: 95,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,612.19 : 173,342.82 = 69,022.35 : x
  2. Step 2: Convert to fraction form
    125,612.19/173,342.82 = 69,022.35/x
  3. Step 3: Cross multiply
    125,612.19x = 173,342.82 × 69,022.35
  4. Step 4: Simplify right side
    125,612.19x = 11,964,528,792.03
  5. Step 5: Solve for x
    x = 11,964,528,792.03/125,612.19
  6. Step 6: Final answer
    x = 95,249.74

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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.