Home / 135,448.77-203,186.52-46,690.59

Finding the Fourth Proportional to 135,448.77, 203,186.52 and 46,690.59

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Solution

The fourth proportional to 135,448.77, 203,186.52 and 46,690.59 is: 70,040.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,448.77 : 203,186.52 = 46,690.59 : x
  2. Step 2: Convert to fraction form
    135,448.77/203,186.52 = 46,690.59/x
  3. Step 3: Cross multiply
    135,448.77x = 203,186.52 × 46,690.59
  4. Step 4: Simplify right side
    135,448.77x = 9,486,898,498.85
  5. Step 5: Solve for x
    x = 9,486,898,498.85/135,448.77
  6. Step 6: Final answer
    x = 70,040.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.