Home / 134,687.46-185,877.05-74,258.00

Finding the Fourth Proportional to 134,687.46, 185,877.05 and 74,258.00

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Solution

The fourth proportional to 134,687.46, 185,877.05 and 74,258.00 is: 102,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,687.46 : 185,877.05 = 74,258.00 : x
  2. Step 2: Convert to fraction form
    134,687.46/185,877.05 = 74,258.00/x
  3. Step 3: Cross multiply
    134,687.46x = 185,877.05 × 74,258.00
  4. Step 4: Simplify right side
    134,687.46x = 13,802,856,678.22
  5. Step 5: Solve for x
    x = 13,802,856,678.22/134,687.46
  6. Step 6: Final answer
    x = 102,480.64

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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.