Home / 158,935.74-219,352.32-102,511.14

Finding the Fourth Proportional to 158,935.74, 219,352.32 and 102,511.14

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Solution

The fourth proportional to 158,935.74, 219,352.32 and 102,511.14 is: 141,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,935.74 : 219,352.32 = 102,511.14 : x
  2. Step 2: Convert to fraction form
    158,935.74/219,352.32 = 102,511.14/x
  3. Step 3: Cross multiply
    158,935.74x = 219,352.32 × 102,511.14
  4. Step 4: Simplify right side
    158,935.74x = 22,486,056,384.84
  5. Step 5: Solve for x
    x = 22,486,056,384.84/158,935.74
  6. Step 6: Final answer
    x = 141,478.92

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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.