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Finding the Fourth Proportional to 226,417.63, 312,459.57 and 124,452.52

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Solution

The fourth proportional to 226,417.63, 312,459.57 and 124,452.52 is: 171,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,417.63 : 312,459.57 = 124,452.52 : x
  2. Step 2: Convert to fraction form
    226,417.63/312,459.57 = 124,452.52/x
  3. Step 3: Cross multiply
    226,417.63x = 312,459.57 × 124,452.52
  4. Step 4: Simplify right side
    226,417.63x = 38,886,380,884.62
  5. Step 5: Solve for x
    x = 38,886,380,884.62/226,417.63
  6. Step 6: Final answer
    x = 171,746.26

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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.