Home / 125,938.62-188,928.42-37,201.08

Finding the Fourth Proportional to 125,938.62, 188,928.42 and 37,201.08

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Solution

The fourth proportional to 125,938.62, 188,928.42 and 37,201.08 is: 55,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,938.62 : 188,928.42 = 37,201.08 : x
  2. Step 2: Convert to fraction form
    125,938.62/188,928.42 = 37,201.08/x
  3. Step 3: Cross multiply
    125,938.62x = 188,928.42 × 37,201.08
  4. Step 4: Simplify right side
    125,938.62x = 7,028,341,266.69
  5. Step 5: Solve for x
    x = 7,028,341,266.69/125,938.62
  6. Step 6: Final answer
    x = 55,807.67

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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.