Home / 228,445.07-315,250.26-126,468.37

Finding the Fourth Proportional to 228,445.07, 315,250.26 and 126,468.37

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Solution

The fourth proportional to 228,445.07, 315,250.26 and 126,468.37 is: 174,524.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,445.07 : 315,250.26 = 126,468.37 : x
  2. Step 2: Convert to fraction form
    228,445.07/315,250.26 = 126,468.37/x
  3. Step 3: Cross multiply
    228,445.07x = 315,250.26 × 126,468.37
  4. Step 4: Simplify right side
    228,445.07x = 39,869,184,948.02
  5. Step 5: Solve for x
    x = 39,869,184,948.02/228,445.07
  6. Step 6: Final answer
    x = 174,524.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.