Home / 102,259.14-141,116.48-56,936.14

Finding the Fourth Proportional to 102,259.14, 141,116.48 and 56,936.14

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Solution

The fourth proportional to 102,259.14, 141,116.48 and 56,936.14 is: 78,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,259.14 : 141,116.48 = 56,936.14 : x
  2. Step 2: Convert to fraction form
    102,259.14/141,116.48 = 56,936.14/x
  3. Step 3: Cross multiply
    102,259.14x = 141,116.48 × 56,936.14
  4. Step 4: Simplify right side
    102,259.14x = 8,034,627,661.59
  5. Step 5: Solve for x
    x = 8,034,627,661.59/102,259.14
  6. Step 6: Final answer
    x = 78,571.24

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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.