Home / 64,522.08-89,047.64-37,671.20

Finding the Fourth Proportional to 64,522.08, 89,047.64 and 37,671.20

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Solution

The fourth proportional to 64,522.08, 89,047.64 and 37,671.20 is: 51,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,522.08 : 89,047.64 = 37,671.20 : x
  2. Step 2: Convert to fraction form
    64,522.08/89,047.64 = 37,671.20/x
  3. Step 3: Cross multiply
    64,522.08x = 89,047.64 × 37,671.20
  4. Step 4: Simplify right side
    64,522.08x = 3,354,531,455.97
  5. Step 5: Solve for x
    x = 3,354,531,455.97/64,522.08
  6. Step 6: Final answer
    x = 51,990.44

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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.