Home / 346,226.68-519,407.37-132,979

Finding the Fourth Proportional to 346,226.68, 519,407.37 and 132,979

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Solution

The fourth proportional to 346,226.68, 519,407.37 and 132,979 is: 199,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,226.68 : 519,407.37 = 132,979 : x
  2. Step 2: Convert to fraction form
    346,226.68/519,407.37 = 132,979/x
  3. Step 3: Cross multiply
    346,226.68x = 519,407.37 × 132,979
  4. Step 4: Simplify right side
    346,226.68x = 69,070,272,655.23
  5. Step 5: Solve for x
    x = 69,070,272,655.23/346,226.68
  6. Step 6: Final answer
    x = 199,494.37

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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.