Home / 56,927.78-78,577.02-33,065.18

Finding the Fourth Proportional to 56,927.78, 78,577.02 and 33,065.18

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Solution

The fourth proportional to 56,927.78, 78,577.02 and 33,065.18 is: 45,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,927.78 : 78,577.02 = 33,065.18 : x
  2. Step 2: Convert to fraction form
    56,927.78/78,577.02 = 33,065.18/x
  3. Step 3: Cross multiply
    56,927.78x = 78,577.02 × 33,065.18
  4. Step 4: Simplify right side
    56,927.78x = 2,598,163,310.16
  5. Step 5: Solve for x
    x = 2,598,163,310.16/56,927.78
  6. Step 6: Final answer
    x = 45,639.64

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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.