Home / 301,187.16-451,486.98-143,373.24

Finding the Fourth Proportional to 301,187.16, 451,486.98 and 143,373.24

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Solution

The fourth proportional to 301,187.16, 451,486.98 and 143,373.24 is: 214,920.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,187.16 : 451,486.98 = 143,373.24 : x
  2. Step 2: Convert to fraction form
    301,187.16/451,486.98 = 143,373.24/x
  3. Step 3: Cross multiply
    301,187.16x = 451,486.98 × 143,373.24
  4. Step 4: Simplify right side
    301,187.16x = 64,731,151,140.42
  5. Step 5: Solve for x
    x = 64,731,151,140.42/301,187.16
  6. Step 6: Final answer
    x = 214,920.02

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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.