Home / 306,923.20-460,411.80-93,739.22

Finding the Fourth Proportional to 306,923.20, 460,411.80 and 93,739.22

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Solution

The fourth proportional to 306,923.20, 460,411.80 and 93,739.22 is: 140,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,923.20 : 460,411.80 = 93,739.22 : x
  2. Step 2: Convert to fraction form
    306,923.20/460,411.80 = 93,739.22/x
  3. Step 3: Cross multiply
    306,923.20x = 460,411.80 × 93,739.22
  4. Step 4: Simplify right side
    306,923.20x = 43,158,644,673.58
  5. Step 5: Solve for x
    x = 43,158,644,673.58/306,923.20
  6. Step 6: Final answer
    x = 140,617.08

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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.