Home / 104,981.94-157,538.22-42,652.44

Finding the Fourth Proportional to 104,981.94, 157,538.22 and 42,652.44

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Solution

The fourth proportional to 104,981.94, 157,538.22 and 42,652.44 is: 64,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,981.94 : 157,538.22 = 42,652.44 : x
  2. Step 2: Convert to fraction form
    104,981.94/157,538.22 = 42,652.44/x
  3. Step 3: Cross multiply
    104,981.94x = 157,538.22 × 42,652.44
  4. Step 4: Simplify right side
    104,981.94x = 6,719,389,771.64
  5. Step 5: Solve for x
    x = 6,719,389,771.64/104,981.94
  6. Step 6: Final answer
    x = 64,005.20

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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.