Home / 66,272.49-99,471.02-34,705.22

Finding the Fourth Proportional to 66,272.49, 99,471.02 and 34,705.22

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Solution

The fourth proportional to 66,272.49, 99,471.02 and 34,705.22 is: 52,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,272.49 : 99,471.02 = 34,705.22 : x
  2. Step 2: Convert to fraction form
    66,272.49/99,471.02 = 34,705.22/x
  3. Step 3: Cross multiply
    66,272.49x = 99,471.02 × 34,705.22
  4. Step 4: Simplify right side
    66,272.49x = 3,452,162,961.84
  5. Step 5: Solve for x
    x = 3,452,162,961.84/66,272.49
  6. Step 6: Final answer
    x = 52,090.44

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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.