Home / 227,354.08-313,712.40-126,752.80

Finding the Fourth Proportional to 227,354.08, 313,712.40 and 126,752.80

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Solution

The fourth proportional to 227,354.08, 313,712.40 and 126,752.80 is: 174,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,354.08 : 313,712.40 = 126,752.80 : x
  2. Step 2: Convert to fraction form
    227,354.08/313,712.40 = 126,752.80/x
  3. Step 3: Cross multiply
    227,354.08x = 313,712.40 × 126,752.80
  4. Step 4: Simplify right side
    227,354.08x = 39,763,925,094.72
  5. Step 5: Solve for x
    x = 39,763,925,094.72/227,354.08
  6. Step 6: Final answer
    x = 174,898.67

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1.5x scale

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.