Home / 77,968.53-116,961.44-25,368.21

Finding the Fourth Proportional to 77,968.53, 116,961.44 and 25,368.21

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Solution

The fourth proportional to 77,968.53, 116,961.44 and 25,368.21 is: 38,055.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,968.53 : 116,961.44 = 25,368.21 : x
  2. Step 2: Convert to fraction form
    77,968.53/116,961.44 = 25,368.21/x
  3. Step 3: Cross multiply
    77,968.53x = 116,961.44 × 25,368.21
  4. Step 4: Simplify right side
    77,968.53x = 2,967,102,244.98
  5. Step 5: Solve for x
    x = 2,967,102,244.98/77,968.53
  6. Step 6: Final answer
    x = 38,055.13

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1.5x scale

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.