Home / 79,484.48-109,675.68-45,944

Finding the Fourth Proportional to 79,484.48, 109,675.68 and 45,944

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Solution

The fourth proportional to 79,484.48, 109,675.68 and 45,944 is: 63,395.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.48 : 109,675.68 = 45,944 : x
  2. Step 2: Convert to fraction form
    79,484.48/109,675.68 = 45,944/x
  3. Step 3: Cross multiply
    79,484.48x = 109,675.68 × 45,944
  4. Step 4: Simplify right side
    79,484.48x = 5,038,939,441.92
  5. Step 5: Solve for x
    x = 5,038,939,441.92/79,484.48
  6. Step 6: Final answer
    x = 63,395.26

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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.