Home / 56,228.62-77,592.44-31,076.50

Finding the Fourth Proportional to 56,228.62, 77,592.44 and 31,076.50

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Solution

The fourth proportional to 56,228.62, 77,592.44 and 31,076.50 is: 42,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,228.62 : 77,592.44 = 31,076.50 : x
  2. Step 2: Convert to fraction form
    56,228.62/77,592.44 = 31,076.50/x
  3. Step 3: Cross multiply
    56,228.62x = 77,592.44 × 31,076.50
  4. Step 4: Simplify right side
    56,228.62x = 2,411,301,461.66
  5. Step 5: Solve for x
    x = 2,411,301,461.66/56,228.62
  6. Step 6: Final answer
    x = 42,883.88

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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.