Home / 117,551.73-176,361.75-42,670.68

Finding the Fourth Proportional to 117,551.73, 176,361.75 and 42,670.68

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Solution

The fourth proportional to 117,551.73, 176,361.75 and 42,670.68 is: 64,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,551.73 : 176,361.75 = 42,670.68 : x
  2. Step 2: Convert to fraction form
    117,551.73/176,361.75 = 42,670.68/x
  3. Step 3: Cross multiply
    117,551.73x = 176,361.75 × 42,670.68
  4. Step 4: Simplify right side
    117,551.73x = 7,525,475,798.49
  5. Step 5: Solve for x
    x = 7,525,475,798.49/117,551.73
  6. Step 6: Final answer
    x = 64,018.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.