Home / 79,264.42-109,391.80-43,461.26

Finding the Fourth Proportional to 79,264.42, 109,391.80 and 43,461.26

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Solution

The fourth proportional to 79,264.42, 109,391.80 and 43,461.26 is: 59,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,264.42 : 109,391.80 = 43,461.26 : x
  2. Step 2: Convert to fraction form
    79,264.42/109,391.80 = 43,461.26/x
  3. Step 3: Cross multiply
    79,264.42x = 109,391.80 × 43,461.26
  4. Step 4: Simplify right side
    79,264.42x = 4,754,305,461.67
  5. Step 5: Solve for x
    x = 4,754,305,461.67/79,264.42
  6. Step 6: Final answer
    x = 59,980.32

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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.