Home / 89,923.49-124,093.71-49,637.26

Finding the Fourth Proportional to 89,923.49, 124,093.71 and 49,637.26

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Solution

The fourth proportional to 89,923.49, 124,093.71 and 49,637.26 is: 68,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,923.49 : 124,093.71 = 49,637.26 : x
  2. Step 2: Convert to fraction form
    89,923.49/124,093.71 = 49,637.26/x
  3. Step 3: Cross multiply
    89,923.49x = 124,093.71 × 49,637.26
  4. Step 4: Simplify right side
    89,923.49x = 6,159,671,437.40
  5. Step 5: Solve for x
    x = 6,159,671,437.40/89,923.49
  6. Step 6: Final answer
    x = 68,499.03

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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.