Home / 134,411.95-185,487.03-73,981.30

Finding the Fourth Proportional to 134,411.95, 185,487.03 and 73,981.30

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Solution

The fourth proportional to 134,411.95, 185,487.03 and 73,981.30 is: 102,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,411.95 : 185,487.03 = 73,981.30 : x
  2. Step 2: Convert to fraction form
    134,411.95/185,487.03 = 73,981.30/x
  3. Step 3: Cross multiply
    134,411.95x = 185,487.03 × 73,981.30
  4. Step 4: Simplify right side
    134,411.95x = 13,722,571,612.54
  5. Step 5: Solve for x
    x = 13,722,571,612.54/134,411.95
  6. Step 6: Final answer
    x = 102,093.39

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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.