Home / 76,041.09-104,934.62-42,048.45

Finding the Fourth Proportional to 76,041.09, 104,934.62 and 42,048.45

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Solution

The fourth proportional to 76,041.09, 104,934.62 and 42,048.45 is: 58,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,041.09 : 104,934.62 = 42,048.45 : x
  2. Step 2: Convert to fraction form
    76,041.09/104,934.62 = 42,048.45/x
  3. Step 3: Cross multiply
    76,041.09x = 104,934.62 × 42,048.45
  4. Step 4: Simplify right side
    76,041.09x = 4,412,338,227.46
  5. Step 5: Solve for x
    x = 4,412,338,227.46/76,041.09
  6. Step 6: Final answer
    x = 58,025.71

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1.5x scale

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.