Home / 89,048.25-122,886.59-49,304.25

Finding the Fourth Proportional to 89,048.25, 122,886.59 and 49,304.25

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Solution

The fourth proportional to 89,048.25, 122,886.59 and 49,304.25 is: 68,039.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,048.25 : 122,886.59 = 49,304.25 : x
  2. Step 2: Convert to fraction form
    89,048.25/122,886.59 = 49,304.25/x
  3. Step 3: Cross multiply
    89,048.25x = 122,886.59 × 49,304.25
  4. Step 4: Simplify right side
    89,048.25x = 6,058,830,908.49
  5. Step 5: Solve for x
    x = 6,058,830,908.49/89,048.25
  6. Step 6: Final answer
    x = 68,039.87

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1.5x scale

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.