Home / 102,508.48-141,471.44-64,274.08

Finding the Fourth Proportional to 102,508.48, 141,471.44 and 64,274.08

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Solution

The fourth proportional to 102,508.48, 141,471.44 and 64,274.08 is: 88,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,508.48 : 141,471.44 = 64,274.08 : x
  2. Step 2: Convert to fraction form
    102,508.48/141,471.44 = 64,274.08/x
  3. Step 3: Cross multiply
    102,508.48x = 141,471.44 × 64,274.08
  4. Step 4: Simplify right side
    102,508.48x = 9,092,946,652.28
  5. Step 5: Solve for x
    x = 9,092,946,652.28/102,508.48
  6. Step 6: Final answer
    x = 88,704.34

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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.