Home / 89,938.55-124,114.46-49,651.46

Finding the Fourth Proportional to 89,938.55, 124,114.46 and 49,651.46

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Solution

The fourth proportional to 89,938.55, 124,114.46 and 49,651.46 is: 68,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,938.55 : 124,114.46 = 49,651.46 : x
  2. Step 2: Convert to fraction form
    89,938.55/124,114.46 = 49,651.46/x
  3. Step 3: Cross multiply
    89,938.55x = 124,114.46 × 49,651.46
  4. Step 4: Simplify right side
    89,938.55x = 6,162,463,277.28
  5. Step 5: Solve for x
    x = 6,162,463,277.28/89,938.55
  6. Step 6: Final answer
    x = 68,518.60

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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.