Home / 307,856.08-424,837.34-171,892.32

Finding the Fourth Proportional to 307,856.08, 424,837.34 and 171,892.32

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Solution

The fourth proportional to 307,856.08, 424,837.34 and 171,892.32 is: 237,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,856.08 : 424,837.34 = 171,892.32 : x
  2. Step 2: Convert to fraction form
    307,856.08/424,837.34 = 171,892.32/x
  3. Step 3: Cross multiply
    307,856.08x = 424,837.34 × 171,892.32
  4. Step 4: Simplify right side
    307,856.08x = 73,026,275,995.23
  5. Step 5: Solve for x
    x = 73,026,275,995.23/307,856.08
  6. Step 6: Final answer
    x = 237,209.14

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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.