Home / 256,359.23-384,676.74-106,702.82

Finding the Fourth Proportional to 256,359.23, 384,676.74 and 106,702.82

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Solution

The fourth proportional to 256,359.23, 384,676.74 and 106,702.82 is: 160,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,359.23 : 384,676.74 = 106,702.82 : x
  2. Step 2: Convert to fraction form
    256,359.23/384,676.74 = 106,702.82/x
  3. Step 3: Cross multiply
    256,359.23x = 384,676.74 × 106,702.82
  4. Step 4: Simplify right side
    256,359.23x = 41,046,091,023.02
  5. Step 5: Solve for x
    x = 41,046,091,023.02/256,359.23
  6. Step 6: Final answer
    x = 160,111.62

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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.