Home / 122,056.28-183,085.03-43,170.58

Finding the Fourth Proportional to 122,056.28, 183,085.03 and 43,170.58

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Solution

The fourth proportional to 122,056.28, 183,085.03 and 43,170.58 is: 64,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,056.28 : 183,085.03 = 43,170.58 : x
  2. Step 2: Convert to fraction form
    122,056.28/183,085.03 = 43,170.58/x
  3. Step 3: Cross multiply
    122,056.28x = 183,085.03 × 43,170.58
  4. Step 4: Simplify right side
    122,056.28x = 7,903,886,934.42
  5. Step 5: Solve for x
    x = 7,903,886,934.42/122,056.28
  6. Step 6: Final answer
    x = 64,756.09

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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.