Home / 374,430.15-561,645.23-108,199.35

Finding the Fourth Proportional to 374,430.15, 561,645.23 and 108,199.35

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Solution

The fourth proportional to 374,430.15, 561,645.23 and 108,199.35 is: 162,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,430.15 : 561,645.23 = 108,199.35 : x
  2. Step 2: Convert to fraction form
    374,430.15/561,645.23 = 108,199.35/x
  3. Step 3: Cross multiply
    374,430.15x = 561,645.23 × 108,199.35
  4. Step 4: Simplify right side
    374,430.15x = 60,769,648,275.60
  5. Step 5: Solve for x
    x = 60,769,648,275.60/374,430.15
  6. Step 6: Final answer
    x = 162,299.03

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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.