Home / 143,095.60-214,643.40-49,610.80

Finding the Fourth Proportional to 143,095.60, 214,643.40 and 49,610.80

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Solution

The fourth proportional to 143,095.60, 214,643.40 and 49,610.80 is: 74,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,095.60 : 214,643.40 = 49,610.80 : x
  2. Step 2: Convert to fraction form
    143,095.60/214,643.40 = 49,610.80/x
  3. Step 3: Cross multiply
    143,095.60x = 214,643.40 × 49,610.80
  4. Step 4: Simplify right side
    143,095.60x = 10,648,630,788.72
  5. Step 5: Solve for x
    x = 10,648,630,788.72/143,095.60
  6. Step 6: Final answer
    x = 74,416.20

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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.