Home / 74,829.54-103,237.71-57,607.17

Finding the Fourth Proportional to 74,829.54, 103,237.71 and 57,607.17

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Solution

The fourth proportional to 74,829.54, 103,237.71 and 57,607.17 is: 79,477.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,829.54 : 103,237.71 = 57,607.17 : x
  2. Step 2: Convert to fraction form
    74,829.54/103,237.71 = 57,607.17/x
  3. Step 3: Cross multiply
    74,829.54x = 103,237.71 × 57,607.17
  4. Step 4: Simplify right side
    74,829.54x = 5,947,232,022.34
  5. Step 5: Solve for x
    x = 5,947,232,022.34/74,829.54
  6. Step 6: Final answer
    x = 79,477.06

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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.