Home / 141,655.51-195,426.03-84,283.36

Finding the Fourth Proportional to 141,655.51, 195,426.03 and 84,283.36

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Solution

The fourth proportional to 141,655.51, 195,426.03 and 84,283.36 is: 116,276.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,655.51 : 195,426.03 = 84,283.36 : x
  2. Step 2: Convert to fraction form
    141,655.51/195,426.03 = 84,283.36/x
  3. Step 3: Cross multiply
    141,655.51x = 195,426.03 × 84,283.36
  4. Step 4: Simplify right side
    141,655.51x = 16,471,162,439.86
  5. Step 5: Solve for x
    x = 16,471,162,439.86/141,655.51
  6. Step 6: Final answer
    x = 116,276.19

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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.