Home / 94,729.40-142,094.10-55,266.20

Finding the Fourth Proportional to 94,729.40, 142,094.10 and 55,266.20

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Solution

The fourth proportional to 94,729.40, 142,094.10 and 55,266.20 is: 82,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,729.40 : 142,094.10 = 55,266.20 : x
  2. Step 2: Convert to fraction form
    94,729.40/142,094.10 = 55,266.20/x
  3. Step 3: Cross multiply
    94,729.40x = 142,094.10 × 55,266.20
  4. Step 4: Simplify right side
    94,729.40x = 7,853,000,949.42
  5. Step 5: Solve for x
    x = 7,853,000,949.42/94,729.40
  6. Step 6: Final answer
    x = 82,899.30

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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.