Home / 141,415.04-195,141.13-83,262.53

Finding the Fourth Proportional to 141,415.04, 195,141.13 and 83,262.53

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Solution

The fourth proportional to 141,415.04, 195,141.13 and 83,262.53 is: 114,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,415.04 : 195,141.13 = 83,262.53 : x
  2. Step 2: Convert to fraction form
    141,415.04/195,141.13 = 83,262.53/x
  3. Step 3: Cross multiply
    141,415.04x = 195,141.13 × 83,262.53
  4. Step 4: Simplify right side
    141,415.04x = 16,247,944,190.86
  5. Step 5: Solve for x
    x = 16,247,944,190.86/141,415.04
  6. Step 6: Final answer
    x = 114,895.45

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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.