Home / 55,197.04-76,173.40-30,047.60

Finding the Fourth Proportional to 55,197.04, 76,173.40 and 30,047.60

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Solution

The fourth proportional to 55,197.04, 76,173.40 and 30,047.60 is: 41,466.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197.04 : 76,173.40 = 30,047.60 : x
  2. Step 2: Convert to fraction form
    55,197.04/76,173.40 = 30,047.60/x
  3. Step 3: Cross multiply
    55,197.04x = 76,173.40 × 30,047.60
  4. Step 4: Simplify right side
    55,197.04x = 2,288,827,853.84
  5. Step 5: Solve for x
    x = 2,288,827,853.84/55,197.04
  6. Step 6: Final answer
    x = 41,466.50

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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.