Home / 65,427.14-90,304.27-45,036.41

Finding the Fourth Proportional to 65,427.14, 90,304.27 and 45,036.41

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Solution

The fourth proportional to 65,427.14, 90,304.27 and 45,036.41 is: 62,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,427.14 : 90,304.27 = 45,036.41 : x
  2. Step 2: Convert to fraction form
    65,427.14/90,304.27 = 45,036.41/x
  3. Step 3: Cross multiply
    65,427.14x = 90,304.27 × 45,036.41
  4. Step 4: Simplify right side
    65,427.14x = 4,066,979,564.36
  5. Step 5: Solve for x
    x = 4,066,979,564.36/65,427.14
  6. Step 6: Final answer
    x = 62,160.43

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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.