Home / 93,479.02-129,003.87-53,198.56

Finding the Fourth Proportional to 93,479.02, 129,003.87 and 53,198.56

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Solution

The fourth proportional to 93,479.02, 129,003.87 and 53,198.56 is: 73,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,479.02 : 129,003.87 = 53,198.56 : x
  2. Step 2: Convert to fraction form
    93,479.02/129,003.87 = 53,198.56/x
  3. Step 3: Cross multiply
    93,479.02x = 129,003.87 × 53,198.56
  4. Step 4: Simplify right side
    93,479.02x = 6,862,820,118.43
  5. Step 5: Solve for x
    x = 6,862,820,118.43/93,479.02
  6. Step 6: Final answer
    x = 73,415.62

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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.