Home / 134,323.15-185,363.97-73,890.19

Finding the Fourth Proportional to 134,323.15, 185,363.97 and 73,890.19

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Solution

The fourth proportional to 134,323.15, 185,363.97 and 73,890.19 is: 101,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,323.15 : 185,363.97 = 73,890.19 : x
  2. Step 2: Convert to fraction form
    134,323.15/185,363.97 = 73,890.19/x
  3. Step 3: Cross multiply
    134,323.15x = 185,363.97 × 73,890.19
  4. Step 4: Simplify right side
    134,323.15x = 13,696,578,342.88
  5. Step 5: Solve for x
    x = 13,696,578,342.88/134,323.15
  6. Step 6: Final answer
    x = 101,967.37

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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.