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Finding the Fourth Proportional to 90,590.63, 135,893.06 and 24,030.77

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Solution

The fourth proportional to 90,590.63, 135,893.06 and 24,030.77 is: 36,048.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,590.63 : 135,893.06 = 24,030.77 : x
  2. Step 2: Convert to fraction form
    90,590.63/135,893.06 = 24,030.77/x
  3. Step 3: Cross multiply
    90,590.63x = 135,893.06 × 24,030.77
  4. Step 4: Simplify right side
    90,590.63x = 3,265,614,069.84
  5. Step 5: Solve for x
    x = 3,265,614,069.84/90,590.63
  6. Step 6: Final answer
    x = 36,048.04

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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.