Home / 75,632.13-104,368.55-41,643.64

Finding the Fourth Proportional to 75,632.13, 104,368.55 and 41,643.64

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Solution

The fourth proportional to 75,632.13, 104,368.55 and 41,643.64 is: 57,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,632.13 : 104,368.55 = 41,643.64 : x
  2. Step 2: Convert to fraction form
    75,632.13/104,368.55 = 41,643.64/x
  3. Step 3: Cross multiply
    75,632.13x = 104,368.55 × 41,643.64
  4. Step 4: Simplify right side
    75,632.13x = 4,346,286,323.52
  5. Step 5: Solve for x
    x = 4,346,286,323.52/75,632.13
  6. Step 6: Final answer
    x = 57,466.14

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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.