Home / 134,602.69-185,755.96-77,252.48

Finding the Fourth Proportional to 134,602.69, 185,755.96 and 77,252.48

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Solution

The fourth proportional to 134,602.69, 185,755.96 and 77,252.48 is: 106,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,602.69 : 185,755.96 = 77,252.48 : x
  2. Step 2: Convert to fraction form
    134,602.69/185,755.96 = 77,252.48/x
  3. Step 3: Cross multiply
    134,602.69x = 185,755.96 × 77,252.48
  4. Step 4: Simplify right side
    134,602.69x = 14,350,109,276.76
  5. Step 5: Solve for x
    x = 14,350,109,276.76/134,602.69
  6. Step 6: Final answer
    x = 106,610.87

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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.