Home / 134,140.14-201,085.14-45,331.54

Finding the Fourth Proportional to 134,140.14, 201,085.14 and 45,331.54

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Solution

The fourth proportional to 134,140.14, 201,085.14 and 45,331.54 is: 67,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,140.14 : 201,085.14 = 45,331.54 : x
  2. Step 2: Convert to fraction form
    134,140.14/201,085.14 = 45,331.54/x
  3. Step 3: Cross multiply
    134,140.14x = 201,085.14 × 45,331.54
  4. Step 4: Simplify right side
    134,140.14x = 9,115,499,067.32
  5. Step 5: Solve for x
    x = 9,115,499,067.32/134,140.14
  6. Step 6: Final answer
    x = 67,955.04

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1.5x scale

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.