Home / 226,127.12-312,056.82-124,157.04

Finding the Fourth Proportional to 226,127.12, 312,056.82 and 124,157.04

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Solution

The fourth proportional to 226,127.12, 312,056.82 and 124,157.04 is: 171,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,127.12 : 312,056.82 = 124,157.04 : x
  2. Step 2: Convert to fraction form
    226,127.12/312,056.82 = 124,157.04/x
  3. Step 3: Cross multiply
    226,127.12x = 312,056.82 × 124,157.04
  4. Step 4: Simplify right side
    226,127.12x = 38,744,051,083.01
  5. Step 5: Solve for x
    x = 38,744,051,083.01/226,127.12
  6. Step 6: Final answer
    x = 171,337.48

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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.