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Finding the Fourth Proportional to 65,897.80, 98,846.70 and 44,902.60

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Solution

The fourth proportional to 65,897.80, 98,846.70 and 44,902.60 is: 67,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,897.80 : 98,846.70 = 44,902.60 : x
  2. Step 2: Convert to fraction form
    65,897.80/98,846.70 = 44,902.60/x
  3. Step 3: Cross multiply
    65,897.80x = 98,846.70 × 44,902.60
  4. Step 4: Simplify right side
    65,897.80x = 4,438,473,831.42
  5. Step 5: Solve for x
    x = 4,438,473,831.42/65,897.80
  6. Step 6: Final answer
    x = 67,353.90

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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.