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Finding the Fourth Proportional to 58,793.64, 81,131.04 and 33,302.58

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Solution

The fourth proportional to 58,793.64, 81,131.04 and 33,302.58 is: 45,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,793.64 : 81,131.04 = 33,302.58 : x
  2. Step 2: Convert to fraction form
    58,793.64/81,131.04 = 33,302.58/x
  3. Step 3: Cross multiply
    58,793.64x = 81,131.04 × 33,302.58
  4. Step 4: Simplify right side
    58,793.64x = 2,701,872,950.08
  5. Step 5: Solve for x
    x = 2,701,872,950.08/58,793.64
  6. Step 6: Final answer
    x = 45,955.19

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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.