Home / 90,853.54-136,271.95-24,291.28

Finding the Fourth Proportional to 90,853.54, 136,271.95 and 24,291.28

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Solution

The fourth proportional to 90,853.54, 136,271.95 and 24,291.28 is: 36,434.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,853.54 : 136,271.95 = 24,291.28 : x
  2. Step 2: Convert to fraction form
    90,853.54/136,271.95 = 24,291.28/x
  3. Step 3: Cross multiply
    90,853.54x = 136,271.95 × 24,291.28
  4. Step 4: Simplify right side
    90,853.54x = 3,310,220,093.60
  5. Step 5: Solve for x
    x = 3,310,220,093.60/90,853.54
  6. Step 6: Final answer
    x = 36,434.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.