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Finding the Fourth Proportional to 169,655.90, 254,316.45 and 94,811.90

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Solution

The fourth proportional to 169,655.90, 254,316.45 and 94,811.90 is: 142,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,655.90 : 254,316.45 = 94,811.90 : x
  2. Step 2: Convert to fraction form
    169,655.90/254,316.45 = 94,811.90/x
  3. Step 3: Cross multiply
    169,655.90x = 254,316.45 × 94,811.90
  4. Step 4: Simplify right side
    169,655.90x = 24,112,225,825.76
  5. Step 5: Solve for x
    x = 24,112,225,825.76/169,655.90
  6. Step 6: Final answer
    x = 142,124.30

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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.