Home / 75,130.04-103,682.94-41,596.76

Finding the Fourth Proportional to 75,130.04, 103,682.94 and 41,596.76

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Solution

The fourth proportional to 75,130.04, 103,682.94 and 41,596.76 is: 57,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,130.04 : 103,682.94 = 41,596.76 : x
  2. Step 2: Convert to fraction form
    75,130.04/103,682.94 = 41,596.76/x
  3. Step 3: Cross multiply
    75,130.04x = 103,682.94 × 41,596.76
  4. Step 4: Simplify right side
    75,130.04x = 4,312,874,371.27
  5. Step 5: Solve for x
    x = 4,312,874,371.27/75,130.04
  6. Step 6: Final answer
    x = 57,405.46

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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.