Home / 301,186.16-451,485.48-143,372.24

Finding the Fourth Proportional to 301,186.16, 451,485.48 and 143,372.24

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Solution

The fourth proportional to 301,186.16, 451,485.48 and 143,372.24 is: 214,918.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,186.16 : 451,485.48 = 143,372.24 : x
  2. Step 2: Convert to fraction form
    301,186.16/451,485.48 = 143,372.24/x
  3. Step 3: Cross multiply
    301,186.16x = 451,485.48 × 143,372.24
  4. Step 4: Simplify right side
    301,186.16x = 64,730,484,595.08
  5. Step 5: Solve for x
    x = 64,730,484,595.08/301,186.16
  6. Step 6: Final answer
    x = 214,918.52

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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.