Home / 134,797.23-186,018.89-74,368.36

Finding the Fourth Proportional to 134,797.23, 186,018.89 and 74,368.36

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Solution

The fourth proportional to 134,797.23, 186,018.89 and 74,368.36 is: 102,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,797.23 : 186,018.89 = 74,368.36 : x
  2. Step 2: Convert to fraction form
    134,797.23/186,018.89 = 74,368.36/x
  3. Step 3: Cross multiply
    134,797.23x = 186,018.89 × 74,368.36
  4. Step 4: Simplify right side
    134,797.23x = 13,833,918,476.38
  5. Step 5: Solve for x
    x = 13,833,918,476.38/134,797.23
  6. Step 6: Final answer
    x = 102,627.62

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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.