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Finding the Fourth Proportional to 58,182.40, 80,291.54 and 33,988.10

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Solution

The fourth proportional to 58,182.40, 80,291.54 and 33,988.10 is: 46,903.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,182.40 : 80,291.54 = 33,988.10 : x
  2. Step 2: Convert to fraction form
    58,182.40/80,291.54 = 33,988.10/x
  3. Step 3: Cross multiply
    58,182.40x = 80,291.54 × 33,988.10
  4. Step 4: Simplify right side
    58,182.40x = 2,728,956,720.73
  5. Step 5: Solve for x
    x = 2,728,956,720.73/58,182.40
  6. Step 6: Final answer
    x = 46,903.48

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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.