Home / 226,462.45-312,522.09-124,492.21

Finding the Fourth Proportional to 226,462.45, 312,522.09 and 124,492.21

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Solution

The fourth proportional to 226,462.45, 312,522.09 and 124,492.21 is: 171,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,462.45 : 312,522.09 = 124,492.21 : x
  2. Step 2: Convert to fraction form
    226,462.45/312,522.09 = 124,492.21/x
  3. Step 3: Cross multiply
    226,462.45x = 312,522.09 × 124,492.21
  4. Step 4: Simplify right side
    226,462.45x = 38,906,565,657.92
  5. Step 5: Solve for x
    x = 38,906,565,657.92/226,462.45
  6. Step 6: Final answer
    x = 171,801.40

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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.