Home / 150,857.03-208,184.04-82,875.53

Finding the Fourth Proportional to 150,857.03, 208,184.04 and 82,875.53

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Solution

The fourth proportional to 150,857.03, 208,184.04 and 82,875.53 is: 114,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,857.03 : 208,184.04 = 82,875.53 : x
  2. Step 2: Convert to fraction form
    150,857.03/208,184.04 = 82,875.53/x
  3. Step 3: Cross multiply
    150,857.03x = 208,184.04 × 82,875.53
  4. Step 4: Simplify right side
    150,857.03x = 17,253,361,611.62
  5. Step 5: Solve for x
    x = 17,253,361,611.62/150,857.03
  6. Step 6: Final answer
    x = 114,368.96

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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.