Home / 94,782.64-142,121.04-59,647

Finding the Fourth Proportional to 94,782.64, 142,121.04 and 59,647

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Solution

The fourth proportional to 94,782.64, 142,121.04 and 59,647 is: 89,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,782.64 : 142,121.04 = 59,647 : x
  2. Step 2: Convert to fraction form
    94,782.64/142,121.04 = 59,647/x
  3. Step 3: Cross multiply
    94,782.64x = 142,121.04 × 59,647
  4. Step 4: Simplify right side
    94,782.64x = 8,477,093,672.88
  5. Step 5: Solve for x
    x = 8,477,093,672.88/94,782.64
  6. Step 6: Final answer
    x = 89,437.20

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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.