Home / 88,093.85-121,570.41-47,807.96

Finding the Fourth Proportional to 88,093.85, 121,570.41 and 47,807.96

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Solution

The fourth proportional to 88,093.85, 121,570.41 and 47,807.96 is: 65,975.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,093.85 : 121,570.41 = 47,807.96 : x
  2. Step 2: Convert to fraction form
    88,093.85/121,570.41 = 47,807.96/x
  3. Step 3: Cross multiply
    88,093.85x = 121,570.41 × 47,807.96
  4. Step 4: Simplify right side
    88,093.85x = 5,812,033,602.39
  5. Step 5: Solve for x
    x = 5,812,033,602.39/88,093.85
  6. Step 6: Final answer
    x = 65,975.47

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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.