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Finding the Fourth Proportional to 127,096.58, 175,393.36 and 70,508

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Solution

The fourth proportional to 127,096.58, 175,393.36 and 70,508 is: 97,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,096.58 : 175,393.36 = 70,508 : x
  2. Step 2: Convert to fraction form
    127,096.58/175,393.36 = 70,508/x
  3. Step 3: Cross multiply
    127,096.58x = 175,393.36 × 70,508
  4. Step 4: Simplify right side
    127,096.58x = 12,366,635,026.88
  5. Step 5: Solve for x
    x = 12,366,635,026.88/127,096.58
  6. Step 6: Final answer
    x = 97,301.08

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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.