Home / 162,430.56-243,668.64-50,119.80

Finding the Fourth Proportional to 162,430.56, 243,668.64 and 50,119.80

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Solution

The fourth proportional to 162,430.56, 243,668.64 and 50,119.80 is: 75,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,430.56 : 243,668.64 = 50,119.80 : x
  2. Step 2: Convert to fraction form
    162,430.56/243,668.64 = 50,119.80/x
  3. Step 3: Cross multiply
    162,430.56x = 243,668.64 × 50,119.80
  4. Step 4: Simplify right side
    162,430.56x = 12,212,623,503.07
  5. Step 5: Solve for x
    x = 12,212,623,503.07/162,430.56
  6. Step 6: Final answer
    x = 75,186.74

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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.