Home / 226,320.58-312,317.37-122,952.10

Finding the Fourth Proportional to 226,320.58, 312,317.37 and 122,952.10

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Solution

The fourth proportional to 226,320.58, 312,317.37 and 122,952.10 is: 169,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,320.58 : 312,317.37 = 122,952.10 : x
  2. Step 2: Convert to fraction form
    226,320.58/312,317.37 = 122,952.10/x
  3. Step 3: Cross multiply
    226,320.58x = 312,317.37 × 122,952.10
  4. Step 4: Simplify right side
    226,320.58x = 38,400,074,946.39
  5. Step 5: Solve for x
    x = 38,400,074,946.39/226,320.58
  6. Step 6: Final answer
    x = 169,671.16

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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.