Home / 301,211.16-451,522.98-143,397.24

Finding the Fourth Proportional to 301,211.16, 451,522.98 and 143,397.24

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Solution

The fourth proportional to 301,211.16, 451,522.98 and 143,397.24 is: 214,956.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,211.16 : 451,522.98 = 143,397.24 : x
  2. Step 2: Convert to fraction form
    301,211.16/451,522.98 = 143,397.24/x
  3. Step 3: Cross multiply
    301,211.16x = 451,522.98 × 143,397.24
  4. Step 4: Simplify right side
    301,211.16x = 64,747,149,128.58
  5. Step 5: Solve for x
    x = 64,747,149,128.58/301,211.16
  6. Step 6: Final answer
    x = 214,956.01

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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.