Home / 85,771.95-118,364.00-48,047.55

Finding the Fourth Proportional to 85,771.95, 118,364.00 and 48,047.55

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Solution

The fourth proportional to 85,771.95, 118,364.00 and 48,047.55 is: 66,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,771.95 : 118,364.00 = 48,047.55 : x
  2. Step 2: Convert to fraction form
    85,771.95/118,364.00 = 48,047.55/x
  3. Step 3: Cross multiply
    85,771.95x = 118,364.00 × 48,047.55
  4. Step 4: Simplify right side
    85,771.95x = 5,687,099,967.96
  5. Step 5: Solve for x
    x = 5,687,099,967.96/85,771.95
  6. Step 6: Final answer
    x = 66,304.89

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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.