Home / 136,282.32-204,423.48-61,314.84

Finding the Fourth Proportional to 136,282.32, 204,423.48 and 61,314.84

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Solution

The fourth proportional to 136,282.32, 204,423.48 and 61,314.84 is: 91,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,282.32 : 204,423.48 = 61,314.84 : x
  2. Step 2: Convert to fraction form
    136,282.32/204,423.48 = 61,314.84/x
  3. Step 3: Cross multiply
    136,282.32x = 204,423.48 × 61,314.84
  4. Step 4: Simplify right side
    136,282.32x = 12,534,192,968.44
  5. Step 5: Solve for x
    x = 12,534,192,968.44/136,282.32
  6. Step 6: Final answer
    x = 91,972.26

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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.