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Finding the Fourth Proportional to 62,011.60, 85,574.96 and 33,718

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Solution

The fourth proportional to 62,011.60, 85,574.96 and 33,718 is: 46,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,011.60 : 85,574.96 = 33,718 : x
  2. Step 2: Convert to fraction form
    62,011.60/85,574.96 = 33,718/x
  3. Step 3: Cross multiply
    62,011.60x = 85,574.96 × 33,718
  4. Step 4: Simplify right side
    62,011.60x = 2,885,416,501.28
  5. Step 5: Solve for x
    x = 2,885,416,501.28/62,011.60
  6. Step 6: Final answer
    x = 46,530.27

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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.