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Finding the Fourth Proportional to 62,134.63, 85,746.74 and 33,840.32

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Solution

The fourth proportional to 62,134.63, 85,746.74 and 33,840.32 is: 46,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,134.63 : 85,746.74 = 33,840.32 : x
  2. Step 2: Convert to fraction form
    62,134.63/85,746.74 = 33,840.32/x
  3. Step 3: Cross multiply
    62,134.63x = 85,746.74 × 33,840.32
  4. Step 4: Simplify right side
    62,134.63x = 2,901,696,522.62
  5. Step 5: Solve for x
    x = 2,901,696,522.62/62,134.63
  6. Step 6: Final answer
    x = 46,700.15

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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.