Home / 226,460.72-312,519.67-124,490.47

Finding the Fourth Proportional to 226,460.72, 312,519.67 and 124,490.47

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Solution

The fourth proportional to 226,460.72, 312,519.67 and 124,490.47 is: 171,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,460.72 : 312,519.67 = 124,490.47 : x
  2. Step 2: Convert to fraction form
    226,460.72/312,519.67 = 124,490.47/x
  3. Step 3: Cross multiply
    226,460.72x = 312,519.67 × 124,490.47
  4. Step 4: Simplify right side
    226,460.72x = 38,905,720,602.54
  5. Step 5: Solve for x
    x = 38,905,720,602.54/226,460.72
  6. Step 6: Final answer
    x = 171,798.98

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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.