Home / 75,606.32-104,292.78-45,374.24

Finding the Fourth Proportional to 75,606.32, 104,292.78 and 45,374.24

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Solution

The fourth proportional to 75,606.32, 104,292.78 and 45,374.24 is: 62,590.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,606.32 : 104,292.78 = 45,374.24 : x
  2. Step 2: Convert to fraction form
    75,606.32/104,292.78 = 45,374.24/x
  3. Step 3: Cross multiply
    75,606.32x = 104,292.78 × 45,374.24
  4. Step 4: Simplify right side
    75,606.32x = 4,732,205,629.99
  5. Step 5: Solve for x
    x = 4,732,205,629.99/75,606.32
  6. Step 6: Final answer
    x = 62,590.08

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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.