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Finding the Fourth Proportional to 66,825.64, 92,203.14 and 37,017.64

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Solution

The fourth proportional to 66,825.64, 92,203.14 and 37,017.64 is: 51,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,825.64 : 92,203.14 = 37,017.64 : x
  2. Step 2: Convert to fraction form
    66,825.64/92,203.14 = 37,017.64/x
  3. Step 3: Cross multiply
    66,825.64x = 92,203.14 × 37,017.64
  4. Step 4: Simplify right side
    66,825.64x = 3,413,142,643.39
  5. Step 5: Solve for x
    x = 3,413,142,643.39/66,825.64
  6. Step 6: Final answer
    x = 51,075.35

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1.5x scale

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.