Home / 292,223.23-403,335.21-171,403.45

Finding the Fourth Proportional to 292,223.23, 403,335.21 and 171,403.45

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Solution

The fourth proportional to 292,223.23, 403,335.21 and 171,403.45 is: 236,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,223.23 : 403,335.21 = 171,403.45 : x
  2. Step 2: Convert to fraction form
    292,223.23/403,335.21 = 171,403.45/x
  3. Step 3: Cross multiply
    292,223.23x = 403,335.21 × 171,403.45
  4. Step 4: Simplify right side
    292,223.23x = 69,133,046,500.47
  5. Step 5: Solve for x
    x = 69,133,046,500.47/292,223.23
  6. Step 6: Final answer
    x = 236,576.15

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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.