Home / 135,448.34-203,185.87-46,690.16

Finding the Fourth Proportional to 135,448.34, 203,185.87 and 46,690.16

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Solution

The fourth proportional to 135,448.34, 203,185.87 and 46,690.16 is: 70,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,448.34 : 203,185.87 = 46,690.16 : x
  2. Step 2: Convert to fraction form
    135,448.34/203,185.87 = 46,690.16/x
  3. Step 3: Cross multiply
    135,448.34x = 203,185.87 × 46,690.16
  4. Step 4: Simplify right side
    135,448.34x = 9,486,779,647.38
  5. Step 5: Solve for x
    x = 9,486,779,647.38/135,448.34
  6. Step 6: Final answer
    x = 70,039.84

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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.