Home / 75,161.59-103,718.98-41,168.32

Finding the Fourth Proportional to 75,161.59, 103,718.98 and 41,168.32

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Solution

The fourth proportional to 75,161.59, 103,718.98 and 41,168.32 is: 56,810.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,161.59 : 103,718.98 = 41,168.32 : x
  2. Step 2: Convert to fraction form
    75,161.59/103,718.98 = 41,168.32/x
  3. Step 3: Cross multiply
    75,161.59x = 103,718.98 × 41,168.32
  4. Step 4: Simplify right side
    75,161.59x = 4,269,935,950.88
  5. Step 5: Solve for x
    x = 4,269,935,950.88/75,161.59
  6. Step 6: Final answer
    x = 56,810.08

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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.