Home / 134,776.14-185,992.44-74,348.91

Finding the Fourth Proportional to 134,776.14, 185,992.44 and 74,348.91

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Solution

The fourth proportional to 134,776.14, 185,992.44 and 74,348.91 is: 102,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,776.14 : 185,992.44 = 74,348.91 : x
  2. Step 2: Convert to fraction form
    134,776.14/185,992.44 = 74,348.91/x
  3. Step 3: Cross multiply
    134,776.14x = 185,992.44 × 74,348.91
  4. Step 4: Simplify right side
    134,776.14x = 13,828,335,182.24
  5. Step 5: Solve for x
    x = 13,828,335,182.24/134,776.14
  6. Step 6: Final answer
    x = 102,602.25

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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.