Home / 301,233.78-451,535.40-101,485.16

Finding the Fourth Proportional to 301,233.78, 451,535.40 and 101,485.16

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Solution

The fourth proportional to 301,233.78, 451,535.40 and 101,485.16 is: 152,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,233.78 : 451,535.40 = 101,485.16 : x
  2. Step 2: Convert to fraction form
    301,233.78/451,535.40 = 101,485.16/x
  3. Step 3: Cross multiply
    301,233.78x = 451,535.40 × 101,485.16
  4. Step 4: Simplify right side
    301,233.78x = 45,824,140,056.99
  5. Step 5: Solve for x
    x = 45,824,140,056.99/301,233.78
  6. Step 6: Final answer
    x = 152,121.52

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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.