Home / 75,455.16-104,130.18-41,464.56

Finding the Fourth Proportional to 75,455.16, 104,130.18 and 41,464.56

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Solution

The fourth proportional to 75,455.16, 104,130.18 and 41,464.56 is: 57,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,455.16 : 104,130.18 = 41,464.56 : x
  2. Step 2: Convert to fraction form
    75,455.16/104,130.18 = 41,464.56/x
  3. Step 3: Cross multiply
    75,455.16x = 104,130.18 × 41,464.56
  4. Step 4: Simplify right side
    75,455.16x = 4,317,712,096.42
  5. Step 5: Solve for x
    x = 4,317,712,096.42/75,455.16
  6. Step 6: Final answer
    x = 57,222.22

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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.