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Finding the Fourth Proportional to 62,406.99, 86,115.54 and 35,547.39

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Solution

The fourth proportional to 62,406.99, 86,115.54 and 35,547.39 is: 49,051.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.99 : 86,115.54 = 35,547.39 : x
  2. Step 2: Convert to fraction form
    62,406.99/86,115.54 = 35,547.39/x
  3. Step 3: Cross multiply
    62,406.99x = 86,115.54 × 35,547.39
  4. Step 4: Simplify right side
    62,406.99x = 3,061,182,685.44
  5. Step 5: Solve for x
    x = 3,061,182,685.44/62,406.99
  6. Step 6: Final answer
    x = 49,051.92

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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.