Home / 125,530.47-188,281.94-36,784.85

Finding the Fourth Proportional to 125,530.47, 188,281.94 and 36,784.85

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Solution

The fourth proportional to 125,530.47, 188,281.94 and 36,784.85 is: 55,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,530.47 : 188,281.94 = 36,784.85 : x
  2. Step 2: Convert to fraction form
    125,530.47/188,281.94 = 36,784.85/x
  3. Step 3: Cross multiply
    125,530.47x = 188,281.94 × 36,784.85
  4. Step 4: Simplify right side
    125,530.47x = 6,925,921,795.28
  5. Step 5: Solve for x
    x = 6,925,921,795.28/125,530.47
  6. Step 6: Final answer
    x = 55,173.23

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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.