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Finding the Fourth Proportional to 272,060.52, 375,400.62 and 157,296.48

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Solution

The fourth proportional to 272,060.52, 375,400.62 and 157,296.48 is: 217,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,060.52 : 375,400.62 = 157,296.48 : x
  2. Step 2: Convert to fraction form
    272,060.52/375,400.62 = 157,296.48/x
  3. Step 3: Cross multiply
    272,060.52x = 375,400.62 × 157,296.48
  4. Step 4: Simplify right side
    272,060.52x = 59,049,196,115.82
  5. Step 5: Solve for x
    x = 59,049,196,115.82/272,060.52
  6. Step 6: Final answer
    x = 217,044.34

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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.