Home / 66,466.37-91,671.73-42,595.26

Finding the Fourth Proportional to 66,466.37, 91,671.73 and 42,595.26

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Solution

The fourth proportional to 66,466.37, 91,671.73 and 42,595.26 is: 58,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,466.37 : 91,671.73 = 42,595.26 : x
  2. Step 2: Convert to fraction form
    66,466.37/91,671.73 = 42,595.26/x
  3. Step 3: Cross multiply
    66,466.37x = 91,671.73 × 42,595.26
  4. Step 4: Simplify right side
    66,466.37x = 3,904,781,174.00
  5. Step 5: Solve for x
    x = 3,904,781,174.00/66,466.37
  6. Step 6: Final answer
    x = 58,748.22

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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.