Home / 134,758.60-201,749.10-130,870.60

Finding the Fourth Proportional to 134,758.60, 201,749.10 and 130,870.60

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Solution

The fourth proportional to 134,758.60, 201,749.10 and 130,870.60 is: 195,928.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,758.60 : 201,749.10 = 130,870.60 : x
  2. Step 2: Convert to fraction form
    134,758.60/201,749.10 = 130,870.60/x
  3. Step 3: Cross multiply
    134,758.60x = 201,749.10 × 130,870.60
  4. Step 4: Simplify right side
    134,758.60x = 26,403,025,766.46
  5. Step 5: Solve for x
    x = 26,403,025,766.46/134,758.60
  6. Step 6: Final answer
    x = 195,928.32

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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.