Home / 66,457.58-99,703.17-22,084.55

Finding the Fourth Proportional to 66,457.58, 99,703.17 and 22,084.55

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Solution

The fourth proportional to 66,457.58, 99,703.17 and 22,084.55 is: 33,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,457.58 : 99,703.17 = 22,084.55 : x
  2. Step 2: Convert to fraction form
    66,457.58/99,703.17 = 22,084.55/x
  3. Step 3: Cross multiply
    66,457.58x = 99,703.17 × 22,084.55
  4. Step 4: Simplify right side
    66,457.58x = 2,201,899,643.02
  5. Step 5: Solve for x
    x = 2,201,899,643.02/66,457.58
  6. Step 6: Final answer
    x = 33,132.41

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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.