Home / 141,415.65-195,142.02-83,263.17

Finding the Fourth Proportional to 141,415.65, 195,142.02 and 83,263.17

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Solution

The fourth proportional to 141,415.65, 195,142.02 and 83,263.17 is: 114,896.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,415.65 : 195,142.02 = 83,263.17 : x
  2. Step 2: Convert to fraction form
    141,415.65/195,142.02 = 83,263.17/x
  3. Step 3: Cross multiply
    141,415.65x = 195,142.02 × 83,263.17
  4. Step 4: Simplify right side
    141,415.65x = 16,248,143,185.40
  5. Step 5: Solve for x
    x = 16,248,143,185.40/141,415.65
  6. Step 6: Final answer
    x = 114,896.36

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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.