Home / 89,888.20-124,044.96-49,602.36

Finding the Fourth Proportional to 89,888.20, 124,044.96 and 49,602.36

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Solution

The fourth proportional to 89,888.20, 124,044.96 and 49,602.36 is: 68,450.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,888.20 : 124,044.96 = 49,602.36 : x
  2. Step 2: Convert to fraction form
    89,888.20/124,044.96 = 49,602.36/x
  3. Step 3: Cross multiply
    89,888.20x = 124,044.96 × 49,602.36
  4. Step 4: Simplify right side
    89,888.20x = 6,152,922,762.11
  5. Step 5: Solve for x
    x = 6,152,922,762.11/89,888.20
  6. Step 6: Final answer
    x = 68,450.84

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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.