Home / 56,102.08-77,393.28-52,100.80

Finding the Fourth Proportional to 56,102.08, 77,393.28 and 52,100.80

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Solution

The fourth proportional to 56,102.08, 77,393.28 and 52,100.80 is: 71,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,102.08 : 77,393.28 = 52,100.80 : x
  2. Step 2: Convert to fraction form
    56,102.08/77,393.28 = 52,100.80/x
  3. Step 3: Cross multiply
    56,102.08x = 77,393.28 × 52,100.80
  4. Step 4: Simplify right side
    56,102.08x = 4,032,251,802.62
  5. Step 5: Solve for x
    x = 4,032,251,802.62/56,102.08
  6. Step 6: Final answer
    x = 71,873.48

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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.