Home / 214,421.76-295,920-125,003.52

Finding the Fourth Proportional to 214,421.76, 295,920 and 125,003.52

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Solution

The fourth proportional to 214,421.76, 295,920 and 125,003.52 is: 172,515.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,421.76 : 295,920 = 125,003.52 : x
  2. Step 2: Convert to fraction form
    214,421.76/295,920 = 125,003.52/x
  3. Step 3: Cross multiply
    214,421.76x = 295,920 × 125,003.52
  4. Step 4: Simplify right side
    214,421.76x = 36,991,041,638.40
  5. Step 5: Solve for x
    x = 36,991,041,638.40/214,421.76
  6. Step 6: Final answer
    x = 172,515.33

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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.