Home / 134,476.55-185,579.02-74,052.81

Finding the Fourth Proportional to 134,476.55, 185,579.02 and 74,052.81

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Solution

The fourth proportional to 134,476.55, 185,579.02 and 74,052.81 is: 102,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,476.55 : 185,579.02 = 74,052.81 : x
  2. Step 2: Convert to fraction form
    134,476.55/185,579.02 = 74,052.81/x
  3. Step 3: Cross multiply
    134,476.55x = 185,579.02 × 74,052.81
  4. Step 4: Simplify right side
    134,476.55x = 13,742,647,537.78
  5. Step 5: Solve for x
    x = 13,742,647,537.78/134,476.55
  6. Step 6: Final answer
    x = 102,193.64

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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.