Home / 92,976.62-128,307.90-50,535.04

Finding the Fourth Proportional to 92,976.62, 128,307.90 and 50,535.04

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Solution

The fourth proportional to 92,976.62, 128,307.90 and 50,535.04 is: 69,738.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,976.62 : 128,307.90 = 50,535.04 : x
  2. Step 2: Convert to fraction form
    92,976.62/128,307.90 = 50,535.04/x
  3. Step 3: Cross multiply
    92,976.62x = 128,307.90 × 50,535.04
  4. Step 4: Simplify right side
    92,976.62x = 6,484,044,858.82
  5. Step 5: Solve for x
    x = 6,484,044,858.82/92,976.62
  6. Step 6: Final answer
    x = 69,738.44

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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.