Home / 66,754.02-92,120.56-36,539.48

Finding the Fourth Proportional to 66,754.02, 92,120.56 and 36,539.48

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Solution

The fourth proportional to 66,754.02, 92,120.56 and 36,539.48 is: 50,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,754.02 : 92,120.56 = 36,539.48 : x
  2. Step 2: Convert to fraction form
    66,754.02/92,120.56 = 36,539.48/x
  3. Step 3: Cross multiply
    66,754.02x = 92,120.56 × 36,539.48
  4. Step 4: Simplify right side
    66,754.02x = 3,366,037,359.71
  5. Step 5: Solve for x
    x = 3,366,037,359.71/66,754.02
  6. Step 6: Final answer
    x = 50,424.49

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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.