Home / 140,213.40-210,353.58-46,719.96

Finding the Fourth Proportional to 140,213.40, 210,353.58 and 46,719.96

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Solution

The fourth proportional to 140,213.40, 210,353.58 and 46,719.96 is: 70,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,213.40 : 210,353.58 = 46,719.96 : x
  2. Step 2: Convert to fraction form
    140,213.40/210,353.58 = 46,719.96/x
  3. Step 3: Cross multiply
    140,213.40x = 210,353.58 × 46,719.96
  4. Step 4: Simplify right side
    140,213.40x = 9,827,710,843.46
  5. Step 5: Solve for x
    x = 9,827,710,843.46/140,213.40
  6. Step 6: Final answer
    x = 70,091.10

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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.