Home / 94,731.70-130,729.74-52,290.23

Finding the Fourth Proportional to 94,731.70, 130,729.74 and 52,290.23

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Solution

The fourth proportional to 94,731.70, 130,729.74 and 52,290.23 is: 72,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.70 : 130,729.74 = 52,290.23 : x
  2. Step 2: Convert to fraction form
    94,731.70/130,729.74 = 52,290.23/x
  3. Step 3: Cross multiply
    94,731.70x = 130,729.74 × 52,290.23
  4. Step 4: Simplify right side
    94,731.70x = 6,835,888,172.44
  5. Step 5: Solve for x
    x = 6,835,888,172.44/94,731.70
  6. Step 6: Final answer
    x = 72,160.51

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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.