Home / 226,321.34-312,325.56-124,348.91

Finding the Fourth Proportional to 226,321.34, 312,325.56 and 124,348.91

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Solution

The fourth proportional to 226,321.34, 312,325.56 and 124,348.91 is: 171,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,321.34 : 312,325.56 = 124,348.91 : x
  2. Step 2: Convert to fraction form
    226,321.34/312,325.56 = 124,348.91/x
  3. Step 3: Cross multiply
    226,321.34x = 312,325.56 × 124,348.91
  4. Step 4: Simplify right side
    226,321.34x = 38,837,341,389.51
  5. Step 5: Solve for x
    x = 38,837,341,389.51/226,321.34
  6. Step 6: Final answer
    x = 171,602.65

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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.