Home / 103,678.93-155,543.07-33,558.24

Finding the Fourth Proportional to 103,678.93, 155,543.07 and 33,558.24

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Solution

The fourth proportional to 103,678.93, 155,543.07 and 33,558.24 is: 50,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,678.93 : 155,543.07 = 33,558.24 : x
  2. Step 2: Convert to fraction form
    103,678.93/155,543.07 = 33,558.24/x
  3. Step 3: Cross multiply
    103,678.93x = 155,543.07 × 33,558.24
  4. Step 4: Simplify right side
    103,678.93x = 5,219,751,673.40
  5. Step 5: Solve for x
    x = 5,219,751,673.40/103,678.93
  6. Step 6: Final answer
    x = 50,345.35

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1.5x scale

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.