Home / 134,258.54-201,395.70-55,345.50

Finding the Fourth Proportional to 134,258.54, 201,395.70 and 55,345.50

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Solution

The fourth proportional to 134,258.54, 201,395.70 and 55,345.50 is: 83,021.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,258.54 : 201,395.70 = 55,345.50 : x
  2. Step 2: Convert to fraction form
    134,258.54/201,395.70 = 55,345.50/x
  3. Step 3: Cross multiply
    134,258.54x = 201,395.70 × 55,345.50
  4. Step 4: Simplify right side
    134,258.54x = 11,146,345,714.35
  5. Step 5: Solve for x
    x = 11,146,345,714.35/134,258.54
  6. Step 6: Final answer
    x = 83,021.51

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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.