Home / 125,484.03-188,228.46-30,715.04

Finding the Fourth Proportional to 125,484.03, 188,228.46 and 30,715.04

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Solution

The fourth proportional to 125,484.03, 188,228.46 and 30,715.04 is: 46,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,484.03 : 188,228.46 = 30,715.04 : x
  2. Step 2: Convert to fraction form
    125,484.03/188,228.46 = 30,715.04/x
  3. Step 3: Cross multiply
    125,484.03x = 188,228.46 × 30,715.04
  4. Step 4: Simplify right side
    125,484.03x = 5,781,444,284.25
  5. Step 5: Solve for x
    x = 5,781,444,284.25/125,484.03
  6. Step 6: Final answer
    x = 46,073.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.