Home / 82,874.14-114,365.70-45,148.42

Finding the Fourth Proportional to 82,874.14, 114,365.70 and 45,148.42

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Solution

The fourth proportional to 82,874.14, 114,365.70 and 45,148.42 is: 62,304.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,874.14 : 114,365.70 = 45,148.42 : x
  2. Step 2: Convert to fraction form
    82,874.14/114,365.70 = 45,148.42/x
  3. Step 3: Cross multiply
    82,874.14x = 114,365.70 × 45,148.42
  4. Step 4: Simplify right side
    82,874.14x = 5,163,430,657.19
  5. Step 5: Solve for x
    x = 5,163,430,657.19/82,874.14
  6. Step 6: Final answer
    x = 62,304.49

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1.5x scale

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.