Home / 88,782.27-122,514.84-48,495.45

Finding the Fourth Proportional to 88,782.27, 122,514.84 and 48,495.45

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Solution

The fourth proportional to 88,782.27, 122,514.84 and 48,495.45 is: 66,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,782.27 : 122,514.84 = 48,495.45 : x
  2. Step 2: Convert to fraction form
    88,782.27/122,514.84 = 48,495.45/x
  3. Step 3: Cross multiply
    88,782.27x = 122,514.84 × 48,495.45
  4. Step 4: Simplify right side
    88,782.27x = 5,941,412,297.48
  5. Step 5: Solve for x
    x = 5,941,412,297.48/88,782.27
  6. Step 6: Final answer
    x = 66,921.16

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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.