Home / 226,461.47-312,520.71-124,491.22

Finding the Fourth Proportional to 226,461.47, 312,520.71 and 124,491.22

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Solution

The fourth proportional to 226,461.47, 312,520.71 and 124,491.22 is: 171,800.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,461.47 : 312,520.71 = 124,491.22 : x
  2. Step 2: Convert to fraction form
    226,461.47/312,520.71 = 124,491.22/x
  3. Step 3: Cross multiply
    226,461.47x = 312,520.71 × 124,491.22
  4. Step 4: Simplify right side
    226,461.47x = 38,906,084,463.17
  5. Step 5: Solve for x
    x = 38,906,084,463.17/226,461.47
  6. Step 6: Final answer
    x = 171,800.02

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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.