Home / 226,297.14-312,346.17-130,790.04

Finding the Fourth Proportional to 226,297.14, 312,346.17 and 130,790.04

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Solution

The fourth proportional to 226,297.14, 312,346.17 and 130,790.04 is: 180,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,297.14 : 312,346.17 = 130,790.04 : x
  2. Step 2: Convert to fraction form
    226,297.14/312,346.17 = 130,790.04/x
  3. Step 3: Cross multiply
    226,297.14x = 312,346.17 × 130,790.04
  4. Step 4: Simplify right side
    226,297.14x = 40,851,768,068.15
  5. Step 5: Solve for x
    x = 40,851,768,068.15/226,297.14
  6. Step 6: Final answer
    x = 180,522.69

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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.