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Finding the Fourth Proportional to 60,783.60, 91,175.40 and 44,065.20

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Solution

The fourth proportional to 60,783.60, 91,175.40 and 44,065.20 is: 66,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,783.60 : 91,175.40 = 44,065.20 : x
  2. Step 2: Convert to fraction form
    60,783.60/91,175.40 = 44,065.20/x
  3. Step 3: Cross multiply
    60,783.60x = 91,175.40 × 44,065.20
  4. Step 4: Simplify right side
    60,783.60x = 4,017,662,236.08
  5. Step 5: Solve for x
    x = 4,017,662,236.08/60,783.60
  6. Step 6: Final answer
    x = 66,097.80

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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.