Home / 55,729.08-83,624.76-43,274.16

Finding the Fourth Proportional to 55,729.08, 83,624.76 and 43,274.16

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Solution

The fourth proportional to 55,729.08, 83,624.76 and 43,274.16 is: 64,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.08 : 83,624.76 = 43,274.16 : x
  2. Step 2: Convert to fraction form
    55,729.08/83,624.76 = 43,274.16/x
  3. Step 3: Cross multiply
    55,729.08x = 83,624.76 × 43,274.16
  4. Step 4: Simplify right side
    55,729.08x = 3,618,791,244.20
  5. Step 5: Solve for x
    x = 3,618,791,244.20/55,729.08
  6. Step 6: Final answer
    x = 64,935.42

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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.