Home / 74,638.26-103,002.66-45,947.26

Finding the Fourth Proportional to 74,638.26, 103,002.66 and 45,947.26

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Solution

The fourth proportional to 74,638.26, 103,002.66 and 45,947.26 is: 63,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,638.26 : 103,002.66 = 45,947.26 : x
  2. Step 2: Convert to fraction form
    74,638.26/103,002.66 = 45,947.26/x
  3. Step 3: Cross multiply
    74,638.26x = 103,002.66 × 45,947.26
  4. Step 4: Simplify right side
    74,638.26x = 4,732,689,999.71
  5. Step 5: Solve for x
    x = 4,732,689,999.71/74,638.26
  6. Step 6: Final answer
    x = 63,408.36

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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.