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Finding the Fourth Proportional to 292,184.95, 403,100.67 and 169,656.40

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Solution

The fourth proportional to 292,184.95, 403,100.67 and 169,656.40 is: 234,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,184.95 : 403,100.67 = 169,656.40 : x
  2. Step 2: Convert to fraction form
    292,184.95/403,100.67 = 169,656.40/x
  3. Step 3: Cross multiply
    292,184.95x = 403,100.67 × 169,656.40
  4. Step 4: Simplify right side
    292,184.95x = 68,388,608,509.79
  5. Step 5: Solve for x
    x = 68,388,608,509.79/292,184.95
  6. Step 6: Final answer
    x = 234,059.31

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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.