Home / 66,484.58-99,727.72-22,111.34

Finding the Fourth Proportional to 66,484.58, 99,727.72 and 22,111.34

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Solution

The fourth proportional to 66,484.58, 99,727.72 and 22,111.34 is: 33,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,484.58 : 99,727.72 = 22,111.34 : x
  2. Step 2: Convert to fraction form
    66,484.58/99,727.72 = 22,111.34/x
  3. Step 3: Cross multiply
    66,484.58x = 99,727.72 × 22,111.34
  4. Step 4: Simplify right side
    66,484.58x = 2,205,112,970.43
  5. Step 5: Solve for x
    x = 2,205,112,970.43/66,484.58
  6. Step 6: Final answer
    x = 33,167.29

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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.