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Finding the Fourth Proportional to 58,124.52, 87,187.59 and 33,134.81

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Solution

The fourth proportional to 58,124.52, 87,187.59 and 33,134.81 is: 49,702.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,124.52 : 87,187.59 = 33,134.81 : x
  2. Step 2: Convert to fraction form
    58,124.52/87,187.59 = 33,134.81/x
  3. Step 3: Cross multiply
    58,124.52x = 87,187.59 × 33,134.81
  4. Step 4: Simplify right side
    58,124.52x = 2,888,943,793.07
  5. Step 5: Solve for x
    x = 2,888,943,793.07/58,124.52
  6. Step 6: Final answer
    x = 49,702.67

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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.