Home / 100,901.82-151,352.70-46,861.02

Finding the Fourth Proportional to 100,901.82, 151,352.70 and 46,861.02

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Solution

The fourth proportional to 100,901.82, 151,352.70 and 46,861.02 is: 70,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,901.82 : 151,352.70 = 46,861.02 : x
  2. Step 2: Convert to fraction form
    100,901.82/151,352.70 = 46,861.02/x
  3. Step 3: Cross multiply
    100,901.82x = 151,352.70 × 46,861.02
  4. Step 4: Simplify right side
    100,901.82x = 7,092,541,901.75
  5. Step 5: Solve for x
    x = 7,092,541,901.75/100,901.82
  6. Step 6: Final answer
    x = 70,291.52

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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.