Home / 56,896.64-78,492.36-54,261.44

Finding the Fourth Proportional to 56,896.64, 78,492.36 and 54,261.44

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Solution

The fourth proportional to 56,896.64, 78,492.36 and 54,261.44 is: 74,856.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,896.64 : 78,492.36 = 54,261.44 : x
  2. Step 2: Convert to fraction form
    56,896.64/78,492.36 = 54,261.44/x
  3. Step 3: Cross multiply
    56,896.64x = 78,492.36 × 54,261.44
  4. Step 4: Simplify right side
    56,896.64x = 4,259,108,482.60
  5. Step 5: Solve for x
    x = 4,259,108,482.60/56,896.64
  6. Step 6: Final answer
    x = 74,856.94

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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.