Home / 147,573.86-221,229.30-54,057.74

Finding the Fourth Proportional to 147,573.86, 221,229.30 and 54,057.74

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Solution

The fourth proportional to 147,573.86, 221,229.30 and 54,057.74 is: 81,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,573.86 : 221,229.30 = 54,057.74 : x
  2. Step 2: Convert to fraction form
    147,573.86/221,229.30 = 54,057.74/x
  3. Step 3: Cross multiply
    147,573.86x = 221,229.30 × 54,057.74
  4. Step 4: Simplify right side
    147,573.86x = 11,959,155,979.78
  5. Step 5: Solve for x
    x = 11,959,155,979.78/147,573.86
  6. Step 6: Final answer
    x = 81,038.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.