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Finding the Fourth Proportional to 169,706, 234,194.28 and 94,261.52

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Solution

The fourth proportional to 169,706, 234,194.28 and 94,261.52 is: 130,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,706 : 234,194.28 = 94,261.52 : x
  2. Step 2: Convert to fraction form
    169,706/234,194.28 = 94,261.52/x
  3. Step 3: Cross multiply
    169,706x = 234,194.28 × 94,261.52
  4. Step 4: Simplify right side
    169,706x = 22,075,508,808.11
  5. Step 5: Solve for x
    x = 22,075,508,808.11/169,706
  6. Step 6: Final answer
    x = 130,080.90

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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.