Home / 134,386.58-185,453.51-73,957.20

Finding the Fourth Proportional to 134,386.58, 185,453.51 and 73,957.20

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Solution

The fourth proportional to 134,386.58, 185,453.51 and 73,957.20 is: 102,060.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,386.58 : 185,453.51 = 73,957.20 : x
  2. Step 2: Convert to fraction form
    134,386.58/185,453.51 = 73,957.20/x
  3. Step 3: Cross multiply
    134,386.58x = 185,453.51 × 73,957.20
  4. Step 4: Simplify right side
    134,386.58x = 13,715,621,959.99
  5. Step 5: Solve for x
    x = 13,715,621,959.99/134,386.58
  6. Step 6: Final answer
    x = 102,060.95

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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.