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Finding the Fourth Proportional to 62,798.08, 86,663.04 and 35,572

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Solution

The fourth proportional to 62,798.08, 86,663.04 and 35,572 is: 49,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.08 : 86,663.04 = 35,572 : x
  2. Step 2: Convert to fraction form
    62,798.08/86,663.04 = 35,572/x
  3. Step 3: Cross multiply
    62,798.08x = 86,663.04 × 35,572
  4. Step 4: Simplify right side
    62,798.08x = 3,082,777,658.88
  5. Step 5: Solve for x
    x = 3,082,777,658.88/62,798.08
  6. Step 6: Final answer
    x = 49,090.32

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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.