Home / 66,735.61-92,105.51-38,055.34

Finding the Fourth Proportional to 66,735.61, 92,105.51 and 38,055.34

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Solution

The fourth proportional to 66,735.61, 92,105.51 and 38,055.34 is: 52,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,735.61 : 92,105.51 = 38,055.34 : x
  2. Step 2: Convert to fraction form
    66,735.61/92,105.51 = 38,055.34/x
  3. Step 3: Cross multiply
    66,735.61x = 92,105.51 × 38,055.34
  4. Step 4: Simplify right side
    66,735.61x = 3,505,105,905.69
  5. Step 5: Solve for x
    x = 3,505,105,905.69/66,735.61
  6. Step 6: Final answer
    x = 52,522.27

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1.5x scale

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.