Home / 134,956.17-186,238.56-74,526.33

Finding the Fourth Proportional to 134,956.17, 186,238.56 and 74,526.33

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Solution

The fourth proportional to 134,956.17, 186,238.56 and 74,526.33 is: 102,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,956.17 : 186,238.56 = 74,526.33 : x
  2. Step 2: Convert to fraction form
    134,956.17/186,238.56 = 74,526.33/x
  3. Step 3: Cross multiply
    134,956.17x = 186,238.56 × 74,526.33
  4. Step 4: Simplify right side
    134,956.17x = 13,879,676,381.28
  5. Step 5: Solve for x
    x = 13,879,676,381.28/134,956.17
  6. Step 6: Final answer
    x = 102,845.81

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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.