Home / 134,979.44-186,266.57-74,548.77

Finding the Fourth Proportional to 134,979.44, 186,266.57 and 74,548.77

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Solution

The fourth proportional to 134,979.44, 186,266.57 and 74,548.77 is: 102,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,979.44 : 186,266.57 = 74,548.77 : x
  2. Step 2: Convert to fraction form
    134,979.44/186,266.57 = 74,548.77/x
  3. Step 3: Cross multiply
    134,979.44x = 186,266.57 × 74,548.77
  4. Step 4: Simplify right side
    134,979.44x = 13,885,943,312.88
  5. Step 5: Solve for x
    x = 13,885,943,312.88/134,979.44
  6. Step 6: Final answer
    x = 102,874.51

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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.