Home / 140,664.93-210,964.27-40,798.77

Finding the Fourth Proportional to 140,664.93, 210,964.27 and 40,798.77

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Solution

The fourth proportional to 140,664.93, 210,964.27 and 40,798.77 is: 61,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,664.93 : 210,964.27 = 40,798.77 : x
  2. Step 2: Convert to fraction form
    140,664.93/210,964.27 = 40,798.77/x
  3. Step 3: Cross multiply
    140,664.93x = 210,964.27 × 40,798.77
  4. Step 4: Simplify right side
    140,664.93x = 8,607,081,573.13
  5. Step 5: Solve for x
    x = 8,607,081,573.13/140,664.93
  6. Step 6: Final answer
    x = 61,188.54

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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.