Home / 103,558.03-155,335.48-46,591.71

Finding the Fourth Proportional to 103,558.03, 155,335.48 and 46,591.71

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Solution

The fourth proportional to 103,558.03, 155,335.48 and 46,591.71 is: 69,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,558.03 : 155,335.48 = 46,591.71 : x
  2. Step 2: Convert to fraction form
    103,558.03/155,335.48 = 46,591.71/x
  3. Step 3: Cross multiply
    103,558.03x = 155,335.48 × 46,591.71
  4. Step 4: Simplify right side
    103,558.03x = 7,237,345,636.87
  5. Step 5: Solve for x
    x = 7,237,345,636.87/103,558.03
  6. Step 6: Final answer
    x = 69,886.86

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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.