Home / 56,941.29-85,464.02-28,880.72

Finding the Fourth Proportional to 56,941.29, 85,464.02 and 28,880.72

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Solution

The fourth proportional to 56,941.29, 85,464.02 and 28,880.72 is: 43,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,941.29 : 85,464.02 = 28,880.72 : x
  2. Step 2: Convert to fraction form
    56,941.29/85,464.02 = 28,880.72/x
  3. Step 3: Cross multiply
    56,941.29x = 85,464.02 × 28,880.72
  4. Step 4: Simplify right side
    56,941.29x = 2,468,262,431.69
  5. Step 5: Solve for x
    x = 2,468,262,431.69/56,941.29
  6. Step 6: Final answer
    x = 43,347.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.