Home / 84,665.03-126,748.41-56,515.26

Finding the Fourth Proportional to 84,665.03, 126,748.41 and 56,515.26

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Solution

The fourth proportional to 84,665.03, 126,748.41 and 56,515.26 is: 84,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,665.03 : 126,748.41 = 56,515.26 : x
  2. Step 2: Convert to fraction form
    84,665.03/126,748.41 = 56,515.26/x
  3. Step 3: Cross multiply
    84,665.03x = 126,748.41 × 56,515.26
  4. Step 4: Simplify right side
    84,665.03x = 7,163,219,570.53
  5. Step 5: Solve for x
    x = 7,163,219,570.53/84,665.03
  6. Step 6: Final answer
    x = 84,606.59

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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.