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Finding the Fourth Proportional to 62,557.64, 86,330.94 and 35,699.62

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Solution

The fourth proportional to 62,557.64, 86,330.94 and 35,699.62 is: 49,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,557.64 : 86,330.94 = 35,699.62 : x
  2. Step 2: Convert to fraction form
    62,557.64/86,330.94 = 35,699.62/x
  3. Step 3: Cross multiply
    62,557.64x = 86,330.94 × 35,699.62
  4. Step 4: Simplify right side
    62,557.64x = 3,081,981,752.24
  5. Step 5: Solve for x
    x = 3,081,981,752.24/62,557.64
  6. Step 6: Final answer
    x = 49,266.27

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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.