Home / 140,664.30-210,963.33-40,798.14

Finding the Fourth Proportional to 140,664.30, 210,963.33 and 40,798.14

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Solution

The fourth proportional to 140,664.30, 210,963.33 and 40,798.14 is: 61,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,664.30 : 210,963.33 = 40,798.14 : x
  2. Step 2: Convert to fraction form
    140,664.30/210,963.33 = 40,798.14/x
  3. Step 3: Cross multiply
    140,664.30x = 210,963.33 × 40,798.14
  4. Step 4: Simplify right side
    140,664.30x = 8,606,911,472.21
  5. Step 5: Solve for x
    x = 8,606,911,472.21/140,664.30
  6. Step 6: Final answer
    x = 61,187.60

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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.