Home / 125,692.28-173,455.78-69,107.24

Finding the Fourth Proportional to 125,692.28, 173,455.78 and 69,107.24

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Solution

The fourth proportional to 125,692.28, 173,455.78 and 69,107.24 is: 95,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,692.28 : 173,455.78 = 69,107.24 : x
  2. Step 2: Convert to fraction form
    125,692.28/173,455.78 = 69,107.24/x
  3. Step 3: Cross multiply
    125,692.28x = 173,455.78 × 69,107.24
  4. Step 4: Simplify right side
    125,692.28x = 11,987,050,217.85
  5. Step 5: Solve for x
    x = 11,987,050,217.85/125,692.28
  6. Step 6: Final answer
    x = 95,368.23

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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.