Home / 226,311.04-312,314.46-124,342.87

Finding the Fourth Proportional to 226,311.04, 312,314.46 and 124,342.87

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Solution

The fourth proportional to 226,311.04, 312,314.46 and 124,342.87 is: 171,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,311.04 : 312,314.46 = 124,342.87 : x
  2. Step 2: Convert to fraction form
    226,311.04/312,314.46 = 124,342.87/x
  3. Step 3: Cross multiply
    226,311.04x = 312,314.46 × 124,342.87
  4. Step 4: Simplify right side
    226,311.04x = 38,834,076,298.90
  5. Step 5: Solve for x
    x = 38,834,076,298.90/226,311.04
  6. Step 6: Final answer
    x = 171,596.03

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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.