Home / 134,599.10-201,708.16-74,653.97

Finding the Fourth Proportional to 134,599.10, 201,708.16 and 74,653.97

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Solution

The fourth proportional to 134,599.10, 201,708.16 and 74,653.97 is: 111,875.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,599.10 : 201,708.16 = 74,653.97 : x
  2. Step 2: Convert to fraction form
    134,599.10/201,708.16 = 74,653.97/x
  3. Step 3: Cross multiply
    134,599.10x = 201,708.16 × 74,653.97
  4. Step 4: Simplify right side
    134,599.10x = 15,058,313,543.58
  5. Step 5: Solve for x
    x = 15,058,313,543.58/134,599.10
  6. Step 6: Final answer
    x = 111,875.29

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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.