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Finding the Fourth Proportional to 125,955.39, 173,810.44 and 69,366.77

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Solution

The fourth proportional to 125,955.39, 173,810.44 and 69,366.77 is: 95,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,955.39 : 173,810.44 = 69,366.77 : x
  2. Step 2: Convert to fraction form
    125,955.39/173,810.44 = 69,366.77/x
  3. Step 3: Cross multiply
    125,955.39x = 173,810.44 × 69,366.77
  4. Step 4: Simplify right side
    125,955.39x = 12,056,668,815.08
  5. Step 5: Solve for x
    x = 12,056,668,815.08/125,955.39
  6. Step 6: Final answer
    x = 95,721.74

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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.