Home / 195,155.52-292,558.32-70,467.36

Finding the Fourth Proportional to 195,155.52, 292,558.32 and 70,467.36

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Solution

The fourth proportional to 195,155.52, 292,558.32 and 70,467.36 is: 105,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,155.52 : 292,558.32 = 70,467.36 : x
  2. Step 2: Convert to fraction form
    195,155.52/292,558.32 = 70,467.36/x
  3. Step 3: Cross multiply
    195,155.52x = 292,558.32 × 70,467.36
  4. Step 4: Simplify right side
    195,155.52x = 20,615,812,456.44
  5. Step 5: Solve for x
    x = 20,615,812,456.44/195,155.52
  6. Step 6: Final answer
    x = 105,637.86

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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.