Home / 243,931.75-365,932.49-75,466.46

Finding the Fourth Proportional to 243,931.75, 365,932.49 and 75,466.46

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Solution

The fourth proportional to 243,931.75, 365,932.49 and 75,466.46 is: 113,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,931.75 : 365,932.49 = 75,466.46 : x
  2. Step 2: Convert to fraction form
    243,931.75/365,932.49 = 75,466.46/x
  3. Step 3: Cross multiply
    243,931.75x = 365,932.49 × 75,466.46
  4. Step 4: Simplify right side
    243,931.75x = 27,615,629,127.60
  5. Step 5: Solve for x
    x = 27,615,629,127.60/243,931.75
  6. Step 6: Final answer
    x = 113,210.47

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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.