Home / 119,941.02-165,525.09-66,225.87

Finding the Fourth Proportional to 119,941.02, 165,525.09 and 66,225.87

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Solution

The fourth proportional to 119,941.02, 165,525.09 and 66,225.87 is: 91,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,941.02 : 165,525.09 = 66,225.87 : x
  2. Step 2: Convert to fraction form
    119,941.02/165,525.09 = 66,225.87/x
  3. Step 3: Cross multiply
    119,941.02x = 165,525.09 × 66,225.87
  4. Step 4: Simplify right side
    119,941.02x = 10,962,043,092.08
  5. Step 5: Solve for x
    x = 10,962,043,092.08/119,941.02
  6. Step 6: Final answer
    x = 91,395.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.