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Finding the Fourth Proportional to 58,188.81, 80,299.83 and 33,036.69

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Solution

The fourth proportional to 58,188.81, 80,299.83 and 33,036.69 is: 45,590.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,188.81 : 80,299.83 = 33,036.69 : x
  2. Step 2: Convert to fraction form
    58,188.81/80,299.83 = 33,036.69/x
  3. Step 3: Cross multiply
    58,188.81x = 80,299.83 × 33,036.69
  4. Step 4: Simplify right side
    58,188.81x = 2,652,840,590.76
  5. Step 5: Solve for x
    x = 2,652,840,590.76/58,188.81
  6. Step 6: Final answer
    x = 45,590.22

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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.