Home / 109,666.63-164,466.45-46,485.56

Finding the Fourth Proportional to 109,666.63, 164,466.45 and 46,485.56

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Solution

The fourth proportional to 109,666.63, 164,466.45 and 46,485.56 is: 69,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,666.63 : 164,466.45 = 46,485.56 : x
  2. Step 2: Convert to fraction form
    109,666.63/164,466.45 = 46,485.56/x
  3. Step 3: Cross multiply
    109,666.63x = 164,466.45 × 46,485.56
  4. Step 4: Simplify right side
    109,666.63x = 7,645,315,440.63
  5. Step 5: Solve for x
    x = 7,645,315,440.63/109,666.63
  6. Step 6: Final answer
    x = 69,714.15

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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.