Home / 168,384.02-251,808.73-125,719.30

Finding the Fourth Proportional to 168,384.02, 251,808.73 and 125,719.30

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Solution

The fourth proportional to 168,384.02, 251,808.73 and 125,719.30 is: 188,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,384.02 : 251,808.73 = 125,719.30 : x
  2. Step 2: Convert to fraction form
    168,384.02/251,808.73 = 125,719.30/x
  3. Step 3: Cross multiply
    168,384.02x = 251,808.73 × 125,719.30
  4. Step 4: Simplify right side
    168,384.02x = 31,657,216,325.67
  5. Step 5: Solve for x
    x = 31,657,216,325.67/168,384.02
  6. Step 6: Final answer
    x = 188,006.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.