Home / 301,233.85-451,535.51-101,485.21

Finding the Fourth Proportional to 301,233.85, 451,535.51 and 101,485.21

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Solution

The fourth proportional to 301,233.85, 451,535.51 and 101,485.21 is: 152,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,233.85 : 451,535.51 = 101,485.21 : x
  2. Step 2: Convert to fraction form
    301,233.85/451,535.51 = 101,485.21/x
  3. Step 3: Cross multiply
    301,233.85x = 451,535.51 × 101,485.21
  4. Step 4: Simplify right side
    301,233.85x = 45,824,175,547.38
  5. Step 5: Solve for x
    x = 45,824,175,547.38/301,233.85
  6. Step 6: Final answer
    x = 152,121.60

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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.