Home / 130,315.42-179,854.62-82,573.24

Finding the Fourth Proportional to 130,315.42, 179,854.62 and 82,573.24

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Solution

The fourth proportional to 130,315.42, 179,854.62 and 82,573.24 is: 113,963.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,315.42 : 179,854.62 = 82,573.24 : x
  2. Step 2: Convert to fraction form
    130,315.42/179,854.62 = 82,573.24/x
  3. Step 3: Cross multiply
    130,315.42x = 179,854.62 × 82,573.24
  4. Step 4: Simplify right side
    130,315.42x = 14,851,178,702.37
  5. Step 5: Solve for x
    x = 14,851,178,702.37/130,315.42
  6. Step 6: Final answer
    x = 113,963.33

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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.