Home / 145,972.43-201,407.56-88,610.36

Finding the Fourth Proportional to 145,972.43, 201,407.56 and 88,610.36

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Solution

The fourth proportional to 145,972.43, 201,407.56 and 88,610.36 is: 122,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,972.43 : 201,407.56 = 88,610.36 : x
  2. Step 2: Convert to fraction form
    145,972.43/201,407.56 = 88,610.36/x
  3. Step 3: Cross multiply
    145,972.43x = 201,407.56 × 88,610.36
  4. Step 4: Simplify right side
    145,972.43x = 17,846,795,668.19
  5. Step 5: Solve for x
    x = 17,846,795,668.19/145,972.43
  6. Step 6: Final answer
    x = 122,261.41

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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.