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Finding the Fourth Proportional to 62,114.40, 85,729.08 and 36,619.32

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Solution

The fourth proportional to 62,114.40, 85,729.08 and 36,619.32 is: 50,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,114.40 : 85,729.08 = 36,619.32 : x
  2. Step 2: Convert to fraction form
    62,114.40/85,729.08 = 36,619.32/x
  3. Step 3: Cross multiply
    62,114.40x = 85,729.08 × 36,619.32
  4. Step 4: Simplify right side
    62,114.40x = 3,139,340,613.83
  5. Step 5: Solve for x
    x = 3,139,340,613.83/62,114.40
  6. Step 6: Final answer
    x = 50,541.27

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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.