Home / 103,699.72-155,572.26-33,586.12

Finding the Fourth Proportional to 103,699.72, 155,572.26 and 33,586.12

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Solution

The fourth proportional to 103,699.72, 155,572.26 and 33,586.12 is: 50,386.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,699.72 : 155,572.26 = 33,586.12 : x
  2. Step 2: Convert to fraction form
    103,699.72/155,572.26 = 33,586.12/x
  3. Step 3: Cross multiply
    103,699.72x = 155,572.26 × 33,586.12
  4. Step 4: Simplify right side
    103,699.72x = 5,225,068,593.03
  5. Step 5: Solve for x
    x = 5,225,068,593.03/103,699.72
  6. Step 6: Final answer
    x = 50,386.53

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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.