Home / 60,146.80-82,973.35-39,736.87

Finding the Fourth Proportional to 60,146.80, 82,973.35 and 39,736.87

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Solution

The fourth proportional to 60,146.80, 82,973.35 and 39,736.87 is: 54,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,146.80 : 82,973.35 = 39,736.87 : x
  2. Step 2: Convert to fraction form
    60,146.80/82,973.35 = 39,736.87/x
  3. Step 3: Cross multiply
    60,146.80x = 82,973.35 × 39,736.87
  4. Step 4: Simplify right side
    60,146.80x = 3,297,101,222.41
  5. Step 5: Solve for x
    x = 3,297,101,222.41/60,146.80
  6. Step 6: Final answer
    x = 54,817.57

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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.