Home / 61,818.24-85,245-52,895.28

Finding the Fourth Proportional to 61,818.24, 85,245 and 52,895.28

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Solution

The fourth proportional to 61,818.24, 85,245 and 52,895.28 is: 72,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,818.24 : 85,245 = 52,895.28 : x
  2. Step 2: Convert to fraction form
    61,818.24/85,245 = 52,895.28/x
  3. Step 3: Cross multiply
    61,818.24x = 85,245 × 52,895.28
  4. Step 4: Simplify right side
    61,818.24x = 4,509,058,143.60
  5. Step 5: Solve for x
    x = 4,509,058,143.60/61,818.24
  6. Step 6: Final answer
    x = 72,940.58

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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.