Home / 301,192.14-415,648.38-165,226.35

Finding the Fourth Proportional to 301,192.14, 415,648.38 and 165,226.35

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Solution

The fourth proportional to 301,192.14, 415,648.38 and 165,226.35 is: 228,014.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,192.14 : 415,648.38 = 165,226.35 : x
  2. Step 2: Convert to fraction form
    301,192.14/415,648.38 = 165,226.35/x
  3. Step 3: Cross multiply
    301,192.14x = 415,648.38 × 165,226.35
  4. Step 4: Simplify right side
    301,192.14x = 68,676,064,710.81
  5. Step 5: Solve for x
    x = 68,676,064,710.81/301,192.14
  6. Step 6: Final answer
    x = 228,014.13

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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.