Home / 135,066.64-186,392.55-73,814.07

Finding the Fourth Proportional to 135,066.64, 186,392.55 and 73,814.07

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Solution

The fourth proportional to 135,066.64, 186,392.55 and 73,814.07 is: 101,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,066.64 : 186,392.55 = 73,814.07 : x
  2. Step 2: Convert to fraction form
    135,066.64/186,392.55 = 73,814.07/x
  3. Step 3: Cross multiply
    135,066.64x = 186,392.55 × 73,814.07
  4. Step 4: Simplify right side
    135,066.64x = 13,758,392,733.18
  5. Step 5: Solve for x
    x = 13,758,392,733.18/135,066.64
  6. Step 6: Final answer
    x = 101,863.74

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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.