Home / 142,532.26-196,772.59-97,277.76

Finding the Fourth Proportional to 142,532.26, 196,772.59 and 97,277.76

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Solution

The fourth proportional to 142,532.26, 196,772.59 and 97,277.76 is: 134,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,532.26 : 196,772.59 = 97,277.76 : x
  2. Step 2: Convert to fraction form
    142,532.26/196,772.59 = 97,277.76/x
  3. Step 3: Cross multiply
    142,532.26x = 196,772.59 × 97,277.76
  4. Step 4: Simplify right side
    142,532.26x = 19,141,596,906.20
  5. Step 5: Solve for x
    x = 19,141,596,906.20/142,532.26
  6. Step 6: Final answer
    x = 134,296.60

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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.