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Finding the Fourth Proportional to 56,303.82, 84,480.24 and 35,292

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Solution

The fourth proportional to 56,303.82, 84,480.24 and 35,292 is: 52,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,303.82 : 84,480.24 = 35,292 : x
  2. Step 2: Convert to fraction form
    56,303.82/84,480.24 = 35,292/x
  3. Step 3: Cross multiply
    56,303.82x = 84,480.24 × 35,292
  4. Step 4: Simplify right side
    56,303.82x = 2,981,476,630.08
  5. Step 5: Solve for x
    x = 2,981,476,630.08/56,303.82
  6. Step 6: Final answer
    x = 52,953.36

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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.