Home / 62,135.64-85,672.98-50,763.24

Finding the Fourth Proportional to 62,135.64, 85,672.98 and 50,763.24

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Solution

The fourth proportional to 62,135.64, 85,672.98 and 50,763.24 is: 69,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,135.64 : 85,672.98 = 50,763.24 : x
  2. Step 2: Convert to fraction form
    62,135.64/85,672.98 = 50,763.24/x
  3. Step 3: Cross multiply
    62,135.64x = 85,672.98 × 50,763.24
  4. Step 4: Simplify right side
    62,135.64x = 4,349,038,045.26
  5. Step 5: Solve for x
    x = 4,349,038,045.26/62,135.64
  6. Step 6: Final answer
    x = 69,992.65

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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.