Home / 294,787.86-442,275.24-105,244.16

Finding the Fourth Proportional to 294,787.86, 442,275.24 and 105,244.16

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Solution

The fourth proportional to 294,787.86, 442,275.24 and 105,244.16 is: 157,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,787.86 : 442,275.24 = 105,244.16 : x
  2. Step 2: Convert to fraction form
    294,787.86/442,275.24 = 105,244.16/x
  3. Step 3: Cross multiply
    294,787.86x = 442,275.24 × 105,244.16
  4. Step 4: Simplify right side
    294,787.86x = 46,546,886,122.60
  5. Step 5: Solve for x
    x = 46,546,886,122.60/294,787.86
  6. Step 6: Final answer
    x = 157,899.60

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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.