Home / 66,266.10-99,399.15-26,802.90

Finding the Fourth Proportional to 66,266.10, 99,399.15 and 26,802.90

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Solution

The fourth proportional to 66,266.10, 99,399.15 and 26,802.90 is: 40,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,266.10 : 99,399.15 = 26,802.90 : x
  2. Step 2: Convert to fraction form
    66,266.10/99,399.15 = 26,802.90/x
  3. Step 3: Cross multiply
    66,266.10x = 99,399.15 × 26,802.90
  4. Step 4: Simplify right side
    66,266.10x = 2,664,185,477.54
  5. Step 5: Solve for x
    x = 2,664,185,477.54/66,266.10
  6. Step 6: Final answer
    x = 40,204.35

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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.