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Finding the Fourth Proportional to 125,473.62, 188,159.19 and 62,270.73

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Solution

The fourth proportional to 125,473.62, 188,159.19 and 62,270.73 is: 93,380.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,473.62 : 188,159.19 = 62,270.73 : x
  2. Step 2: Convert to fraction form
    125,473.62/188,159.19 = 62,270.73/x
  3. Step 3: Cross multiply
    125,473.62x = 188,159.19 × 62,270.73
  4. Step 4: Simplify right side
    125,473.62x = 11,716,810,117.51
  5. Step 5: Solve for x
    x = 11,716,810,117.51/125,473.62
  6. Step 6: Final answer
    x = 93,380.67

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1.5x scale

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.