Home / 75,412.71-104,072.09-43,152.66

Finding the Fourth Proportional to 75,412.71, 104,072.09 and 43,152.66

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Solution

The fourth proportional to 75,412.71, 104,072.09 and 43,152.66 is: 59,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,412.71 : 104,072.09 = 43,152.66 : x
  2. Step 2: Convert to fraction form
    75,412.71/104,072.09 = 43,152.66/x
  3. Step 3: Cross multiply
    75,412.71x = 104,072.09 × 43,152.66
  4. Step 4: Simplify right side
    75,412.71x = 4,490,987,299.50
  5. Step 5: Solve for x
    x = 4,490,987,299.50/75,412.71
  6. Step 6: Final answer
    x = 59,552.13

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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.