Home / 75,079.56-103,609.76-41,088.06

Finding the Fourth Proportional to 75,079.56, 103,609.76 and 41,088.06

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Solution

The fourth proportional to 75,079.56, 103,609.76 and 41,088.06 is: 56,701.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,079.56 : 103,609.76 = 41,088.06 : x
  2. Step 2: Convert to fraction form
    75,079.56/103,609.76 = 41,088.06/x
  3. Step 3: Cross multiply
    75,079.56x = 103,609.76 × 41,088.06
  4. Step 4: Simplify right side
    75,079.56x = 4,257,124,035.47
  5. Step 5: Solve for x
    x = 4,257,124,035.47/75,079.56
  6. Step 6: Final answer
    x = 56,701.50

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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.