Home / 56,414.48-77,852.52-31,266.32

Finding the Fourth Proportional to 56,414.48, 77,852.52 and 31,266.32

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Solution

The fourth proportional to 56,414.48, 77,852.52 and 31,266.32 is: 43,147.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,414.48 : 77,852.52 = 31,266.32 : x
  2. Step 2: Convert to fraction form
    56,414.48/77,852.52 = 31,266.32/x
  3. Step 3: Cross multiply
    56,414.48x = 77,852.52 × 31,266.32
  4. Step 4: Simplify right side
    56,414.48x = 2,434,161,803.13
  5. Step 5: Solve for x
    x = 2,434,161,803.13/56,414.48
  6. Step 6: Final answer
    x = 43,147.82

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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.