Home / 114,281.28-157,708.62-66,567.42

Finding the Fourth Proportional to 114,281.28, 157,708.62 and 66,567.42

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Solution

The fourth proportional to 114,281.28, 157,708.62 and 66,567.42 is: 91,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,281.28 : 157,708.62 = 66,567.42 : x
  2. Step 2: Convert to fraction form
    114,281.28/157,708.62 = 66,567.42/x
  3. Step 3: Cross multiply
    114,281.28x = 157,708.62 × 66,567.42
  4. Step 4: Simplify right side
    114,281.28x = 10,498,255,945.16
  5. Step 5: Solve for x
    x = 10,498,255,945.16/114,281.28
  6. Step 6: Final answer
    x = 91,863.30

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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.