Home / 73,749.69-110,734.95-42,195.33

Finding the Fourth Proportional to 73,749.69, 110,734.95 and 42,195.33

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Solution

The fourth proportional to 73,749.69, 110,734.95 and 42,195.33 is: 63,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,749.69 : 110,734.95 = 42,195.33 : x
  2. Step 2: Convert to fraction form
    73,749.69/110,734.95 = 42,195.33/x
  3. Step 3: Cross multiply
    73,749.69x = 110,734.95 × 42,195.33
  4. Step 4: Simplify right side
    73,749.69x = 4,672,497,678.67
  5. Step 5: Solve for x
    x = 4,672,497,678.67/73,749.69
  6. Step 6: Final answer
    x = 63,356.17

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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.