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Finding the Fourth Proportional to 62,124.37, 85,731.74 and 33,830.17

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Solution

The fourth proportional to 62,124.37, 85,731.74 and 33,830.17 is: 46,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,124.37 : 85,731.74 = 33,830.17 : x
  2. Step 2: Convert to fraction form
    62,124.37/85,731.74 = 33,830.17/x
  3. Step 3: Cross multiply
    62,124.37x = 85,731.74 × 33,830.17
  4. Step 4: Simplify right side
    62,124.37x = 2,900,319,338.60
  5. Step 5: Solve for x
    x = 2,900,319,338.60/62,124.37
  6. Step 6: Final answer
    x = 46,685.69

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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.