Home / 102,213.84-141,037.54-93,945.94

Finding the Fourth Proportional to 102,213.84, 141,037.54 and 93,945.94

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Solution

The fourth proportional to 102,213.84, 141,037.54 and 93,945.94 is: 129,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,213.84 : 141,037.54 = 93,945.94 : x
  2. Step 2: Convert to fraction form
    102,213.84/141,037.54 = 93,945.94/x
  3. Step 3: Cross multiply
    102,213.84x = 141,037.54 × 93,945.94
  4. Step 4: Simplify right side
    102,213.84x = 13,249,904,270.59
  5. Step 5: Solve for x
    x = 13,249,904,270.59/102,213.84
  6. Step 6: Final answer
    x = 129,629.26

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1.5x scale

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.