Home / 125,455.54-188,196.64-36,709.52

Finding the Fourth Proportional to 125,455.54, 188,196.64 and 36,709.52

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Solution

The fourth proportional to 125,455.54, 188,196.64 and 36,709.52 is: 55,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,455.54 : 188,196.64 = 36,709.52 : x
  2. Step 2: Convert to fraction form
    125,455.54/188,196.64 = 36,709.52/x
  3. Step 3: Cross multiply
    125,455.54x = 188,196.64 × 36,709.52
  4. Step 4: Simplify right side
    125,455.54x = 6,908,608,320.01
  5. Step 5: Solve for x
    x = 6,908,608,320.01/125,455.54
  6. Step 6: Final answer
    x = 55,068.18

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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.