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Finding the Fourth Proportional to 248,444.28, 342,508.59 and 167,743.98

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Solution

The fourth proportional to 248,444.28, 342,508.59 and 167,743.98 is: 231,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,444.28 : 342,508.59 = 167,743.98 : x
  2. Step 2: Convert to fraction form
    248,444.28/342,508.59 = 167,743.98/x
  3. Step 3: Cross multiply
    248,444.28x = 342,508.59 × 167,743.98
  4. Step 4: Simplify right side
    248,444.28x = 57,453,754,070.79
  5. Step 5: Solve for x
    x = 57,453,754,070.79/248,444.28
  6. Step 6: Final answer
    x = 231,254.08

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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.