Home / 75,732.19-104,509.85-41,740.74

Finding the Fourth Proportional to 75,732.19, 104,509.85 and 41,740.74

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Solution

The fourth proportional to 75,732.19, 104,509.85 and 41,740.74 is: 57,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,732.19 : 104,509.85 = 41,740.74 : x
  2. Step 2: Convert to fraction form
    75,732.19/104,509.85 = 41,740.74/x
  3. Step 3: Cross multiply
    75,732.19x = 104,509.85 × 41,740.74
  4. Step 4: Simplify right side
    75,732.19x = 4,362,318,561.52
  5. Step 5: Solve for x
    x = 4,362,318,561.52/75,732.19
  6. Step 6: Final answer
    x = 57,601.91

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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.