Home / 125,698.28-173,463.63-69,109.66

Finding the Fourth Proportional to 125,698.28, 173,463.63 and 69,109.66

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Solution

The fourth proportional to 125,698.28, 173,463.63 and 69,109.66 is: 95,371.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,698.28 : 173,463.63 = 69,109.66 : x
  2. Step 2: Convert to fraction form
    125,698.28/173,463.63 = 69,109.66/x
  3. Step 3: Cross multiply
    125,698.28x = 173,463.63 × 69,109.66
  4. Step 4: Simplify right side
    125,698.28x = 11,988,012,317.17
  5. Step 5: Solve for x
    x = 11,988,012,317.17/125,698.28
  6. Step 6: Final answer
    x = 95,371.33

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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.