Home / 134,314.17-185,358.39-73,889.46

Finding the Fourth Proportional to 134,314.17, 185,358.39 and 73,889.46

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Solution

The fourth proportional to 134,314.17, 185,358.39 and 73,889.46 is: 101,970.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,314.17 : 185,358.39 = 73,889.46 : x
  2. Step 2: Convert to fraction form
    134,314.17/185,358.39 = 73,889.46/x
  3. Step 3: Cross multiply
    134,314.17x = 185,358.39 × 73,889.46
  4. Step 4: Simplify right side
    134,314.17x = 13,696,031,343.57
  5. Step 5: Solve for x
    x = 13,696,031,343.57/134,314.17
  6. Step 6: Final answer
    x = 101,970.11

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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.