Home / 134,824.76-186,057.95-74,395.35

Finding the Fourth Proportional to 134,824.76, 186,057.95 and 74,395.35

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Solution

The fourth proportional to 134,824.76, 186,057.95 and 74,395.35 is: 102,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,824.76 : 186,057.95 = 74,395.35 : x
  2. Step 2: Convert to fraction form
    134,824.76/186,057.95 = 74,395.35/x
  3. Step 3: Cross multiply
    134,824.76x = 186,057.95 × 74,395.35
  4. Step 4: Simplify right side
    134,824.76x = 13,841,845,938.56
  5. Step 5: Solve for x
    x = 13,841,845,938.56/134,824.76
  6. Step 6: Final answer
    x = 102,665.46

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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.