Home / 156,735.14-216,297-88,750.27

Finding the Fourth Proportional to 156,735.14, 216,297 and 88,750.27

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Solution

The fourth proportional to 156,735.14, 216,297 and 88,750.27 is: 122,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,735.14 : 216,297 = 88,750.27 : x
  2. Step 2: Convert to fraction form
    156,735.14/216,297 = 88,750.27/x
  3. Step 3: Cross multiply
    156,735.14x = 216,297 × 88,750.27
  4. Step 4: Simplify right side
    156,735.14x = 19,196,417,150.19
  5. Step 5: Solve for x
    x = 19,196,417,150.19/156,735.14
  6. Step 6: Final answer
    x = 122,476.79

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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.