Home / 77,272.02-115,915.86-23,962.14

Finding the Fourth Proportional to 77,272.02, 115,915.86 and 23,962.14

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Solution

The fourth proportional to 77,272.02, 115,915.86 and 23,962.14 is: 35,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,272.02 : 115,915.86 = 23,962.14 : x
  2. Step 2: Convert to fraction form
    77,272.02/115,915.86 = 23,962.14/x
  3. Step 3: Cross multiply
    77,272.02x = 115,915.86 × 23,962.14
  4. Step 4: Simplify right side
    77,272.02x = 2,777,592,065.54
  5. Step 5: Solve for x
    x = 2,777,592,065.54/77,272.02
  6. Step 6: Final answer
    x = 35,945.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.