Home / 64,785.18-97,144.72-48,627.06

Finding the Fourth Proportional to 64,785.18, 97,144.72 and 48,627.06

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Solution

The fourth proportional to 64,785.18, 97,144.72 and 48,627.06 is: 72,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,785.18 : 97,144.72 = 48,627.06 : x
  2. Step 2: Convert to fraction form
    64,785.18/97,144.72 = 48,627.06/x
  3. Step 3: Cross multiply
    64,785.18x = 97,144.72 × 48,627.06
  4. Step 4: Simplify right side
    64,785.18x = 4,723,862,128.12
  5. Step 5: Solve for x
    x = 4,723,862,128.12/64,785.18
  6. Step 6: Final answer
    x = 72,915.78

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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.