Home / 134,639.03-201,963.67-50,390.32

Finding the Fourth Proportional to 134,639.03, 201,963.67 and 50,390.32

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Solution

The fourth proportional to 134,639.03, 201,963.67 and 50,390.32 is: 75,587.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,639.03 : 201,963.67 = 50,390.32 : x
  2. Step 2: Convert to fraction form
    134,639.03/201,963.67 = 50,390.32/x
  3. Step 3: Cross multiply
    134,639.03x = 201,963.67 × 50,390.32
  4. Step 4: Simplify right side
    134,639.03x = 10,177,013,802.20
  5. Step 5: Solve for x
    x = 10,177,013,802.20/134,639.03
  6. Step 6: Final answer
    x = 75,587.40

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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.