Home / 74,816.60-112,173.06-28,056.92

Finding the Fourth Proportional to 74,816.60, 112,173.06 and 28,056.92

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Solution

The fourth proportional to 74,816.60, 112,173.06 and 28,056.92 is: 42,065.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,816.60 : 112,173.06 = 28,056.92 : x
  2. Step 2: Convert to fraction form
    74,816.60/112,173.06 = 28,056.92/x
  3. Step 3: Cross multiply
    74,816.60x = 112,173.06 × 28,056.92
  4. Step 4: Simplify right side
    74,816.60x = 3,147,230,570.58
  5. Step 5: Solve for x
    x = 3,147,230,570.58/74,816.60
  6. Step 6: Final answer
    x = 42,065.94

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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.