Home / 140,242.92-210,447.58-56,042.80

Finding the Fourth Proportional to 140,242.92, 210,447.58 and 56,042.80

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Solution

The fourth proportional to 140,242.92, 210,447.58 and 56,042.80 is: 84,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,242.92 : 210,447.58 = 56,042.80 : x
  2. Step 2: Convert to fraction form
    140,242.92/210,447.58 = 56,042.80/x
  3. Step 3: Cross multiply
    140,242.92x = 210,447.58 × 56,042.80
  4. Step 4: Simplify right side
    140,242.92x = 11,794,071,636.42
  5. Step 5: Solve for x
    x = 11,794,071,636.42/140,242.92
  6. Step 6: Final answer
    x = 84,097.45

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1.5x scale

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.