Home / 66,262.02-91,440.63-36,047.60

Finding the Fourth Proportional to 66,262.02, 91,440.63 and 36,047.60

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Solution

The fourth proportional to 66,262.02, 91,440.63 and 36,047.60 is: 49,745.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,262.02 : 91,440.63 = 36,047.60 : x
  2. Step 2: Convert to fraction form
    66,262.02/91,440.63 = 36,047.60/x
  3. Step 3: Cross multiply
    66,262.02x = 91,440.63 × 36,047.60
  4. Step 4: Simplify right side
    66,262.02x = 3,296,215,482.59
  5. Step 5: Solve for x
    x = 3,296,215,482.59/66,262.02
  6. Step 6: Final answer
    x = 49,745.17

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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.