Home / 158,730.65-219,058.14-104,922.35

Finding the Fourth Proportional to 158,730.65, 219,058.14 and 104,922.35

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Solution

The fourth proportional to 158,730.65, 219,058.14 and 104,922.35 is: 144,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,730.65 : 219,058.14 = 104,922.35 : x
  2. Step 2: Convert to fraction form
    158,730.65/219,058.14 = 104,922.35/x
  3. Step 3: Cross multiply
    158,730.65x = 219,058.14 × 104,922.35
  4. Step 4: Simplify right side
    158,730.65x = 22,984,093,740.14
  5. Step 5: Solve for x
    x = 22,984,093,740.14/158,730.65
  6. Step 6: Final answer
    x = 144,799.35

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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.