Home / 301,126.53-415,566.25-165,166.21

Finding the Fourth Proportional to 301,126.53, 415,566.25 and 165,166.21

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Solution

The fourth proportional to 301,126.53, 415,566.25 and 165,166.21 is: 227,935.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,126.53 : 415,566.25 = 165,166.21 : x
  2. Step 2: Convert to fraction form
    301,126.53/415,566.25 = 165,166.21/x
  3. Step 3: Cross multiply
    301,126.53x = 415,566.25 × 165,166.21
  4. Step 4: Simplify right side
    301,126.53x = 68,637,502,622.95
  5. Step 5: Solve for x
    x = 68,637,502,622.95/301,126.53
  6. Step 6: Final answer
    x = 227,935.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.