Home / 75,615.86-104,349.09-41,623.62

Finding the Fourth Proportional to 75,615.86, 104,349.09 and 41,623.62

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Solution

The fourth proportional to 75,615.86, 104,349.09 and 41,623.62 is: 57,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,615.86 : 104,349.09 = 41,623.62 : x
  2. Step 2: Convert to fraction form
    75,615.86/104,349.09 = 41,623.62/x
  3. Step 3: Cross multiply
    75,615.86x = 104,349.09 × 41,623.62
  4. Step 4: Simplify right side
    75,615.86x = 4,343,386,869.51
  5. Step 5: Solve for x
    x = 4,343,386,869.51/75,615.86
  6. Step 6: Final answer
    x = 57,440.16

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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.