Home / 355,152.24-532,544.40-130,454.64

Finding the Fourth Proportional to 355,152.24, 532,544.40 and 130,454.64

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Solution

The fourth proportional to 355,152.24, 532,544.40 and 130,454.64 is: 195,614.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,152.24 : 532,544.40 = 130,454.64 : x
  2. Step 2: Convert to fraction form
    355,152.24/532,544.40 = 130,454.64/x
  3. Step 3: Cross multiply
    355,152.24x = 532,544.40 × 130,454.64
  4. Step 4: Simplify right side
    355,152.24x = 69,472,887,986.02
  5. Step 5: Solve for x
    x = 69,472,887,986.02/355,152.24
  6. Step 6: Final answer
    x = 195,614.39

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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.