Home / 134,388.63-185,449.28-73,947.60

Finding the Fourth Proportional to 134,388.63, 185,449.28 and 73,947.60

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Solution

The fourth proportional to 134,388.63, 185,449.28 and 73,947.60 is: 102,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,388.63 : 185,449.28 = 73,947.60 : x
  2. Step 2: Convert to fraction form
    134,388.63/185,449.28 = 73,947.60/x
  3. Step 3: Cross multiply
    134,388.63x = 185,449.28 × 73,947.60
  4. Step 4: Simplify right side
    134,388.63x = 13,713,528,807.99
  5. Step 5: Solve for x
    x = 13,713,528,807.99/134,388.63
  6. Step 6: Final answer
    x = 102,043.82

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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.