Home / 66,792.02-92,181.51-38,497.91

Finding the Fourth Proportional to 66,792.02, 92,181.51 and 38,497.91

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Solution

The fourth proportional to 66,792.02, 92,181.51 and 38,497.91 is: 53,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,792.02 : 92,181.51 = 38,497.91 : x
  2. Step 2: Convert to fraction form
    66,792.02/92,181.51 = 38,497.91/x
  3. Step 3: Cross multiply
    66,792.02x = 92,181.51 × 38,497.91
  4. Step 4: Simplify right side
    66,792.02x = 3,548,795,014.74
  5. Step 5: Solve for x
    x = 3,548,795,014.74/66,792.02
  6. Step 6: Final answer
    x = 53,132.03

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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.