Home / 331,871.02-497,807.34-121,394.14

Finding the Fourth Proportional to 331,871.02, 497,807.34 and 121,394.14

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Solution

The fourth proportional to 331,871.02, 497,807.34 and 121,394.14 is: 182,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,871.02 : 497,807.34 = 121,394.14 : x
  2. Step 2: Convert to fraction form
    331,871.02/497,807.34 = 121,394.14/x
  3. Step 3: Cross multiply
    331,871.02x = 497,807.34 × 121,394.14
  4. Step 4: Simplify right side
    331,871.02x = 60,430,893,924.99
  5. Step 5: Solve for x
    x = 60,430,893,924.99/331,871.02
  6. Step 6: Final answer
    x = 182,091.51

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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.