Home / 140,635.93-210,970.26-49,423.30

Finding the Fourth Proportional to 140,635.93, 210,970.26 and 49,423.30

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Solution

The fourth proportional to 140,635.93, 210,970.26 and 49,423.30 is: 74,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,635.93 : 210,970.26 = 49,423.30 : x
  2. Step 2: Convert to fraction form
    140,635.93/210,970.26 = 49,423.30/x
  3. Step 3: Cross multiply
    140,635.93x = 210,970.26 × 49,423.30
  4. Step 4: Simplify right side
    140,635.93x = 10,426,846,451.06
  5. Step 5: Solve for x
    x = 10,426,846,451.06/140,635.93
  6. Step 6: Final answer
    x = 74,140.70

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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.