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Finding the Fourth Proportional to 169,606.84, 254,419.26 and 51,275.16

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Solution

The fourth proportional to 169,606.84, 254,419.26 and 51,275.16 is: 76,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,606.84 : 254,419.26 = 51,275.16 : x
  2. Step 2: Convert to fraction form
    169,606.84/254,419.26 = 51,275.16/x
  3. Step 3: Cross multiply
    169,606.84x = 254,419.26 × 51,275.16
  4. Step 4: Simplify right side
    169,606.84x = 13,045,388,263.58
  5. Step 5: Solve for x
    x = 13,045,388,263.58/169,606.84
  6. Step 6: Final answer
    x = 76,915.46

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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.