Home / 61,731.16-85,188.97-36,237.53

Finding the Fourth Proportional to 61,731.16, 85,188.97 and 36,237.53

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Solution

The fourth proportional to 61,731.16, 85,188.97 and 36,237.53 is: 50,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731.16 : 85,188.97 = 36,237.53 : x
  2. Step 2: Convert to fraction form
    61,731.16/85,188.97 = 36,237.53/x
  3. Step 3: Cross multiply
    61,731.16x = 85,188.97 × 36,237.53
  4. Step 4: Simplify right side
    61,731.16x = 3,087,037,339.51
  5. Step 5: Solve for x
    x = 3,087,037,339.51/61,731.16
  6. Step 6: Final answer
    x = 50,007.77

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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.