Home / 134,461.23-185,554.96-74,030.64

Finding the Fourth Proportional to 134,461.23, 185,554.96 and 74,030.64

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Solution

The fourth proportional to 134,461.23, 185,554.96 and 74,030.64 is: 102,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,461.23 : 185,554.96 = 74,030.64 : x
  2. Step 2: Convert to fraction form
    134,461.23/185,554.96 = 74,030.64/x
  3. Step 3: Cross multiply
    134,461.23x = 185,554.96 × 74,030.64
  4. Step 4: Simplify right side
    134,461.23x = 13,736,752,443.97
  5. Step 5: Solve for x
    x = 13,736,752,443.97/134,461.23
  6. Step 6: Final answer
    x = 102,161.44

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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.