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Finding the Fourth Proportional to 62,355.65, 86,047.58 and 34,055.87

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Solution

The fourth proportional to 62,355.65, 86,047.58 and 34,055.87 is: 46,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,355.65 : 86,047.58 = 34,055.87 : x
  2. Step 2: Convert to fraction form
    62,355.65/86,047.58 = 34,055.87/x
  3. Step 3: Cross multiply
    62,355.65x = 86,047.58 × 34,055.87
  4. Step 4: Simplify right side
    62,355.65x = 2,930,424,853.20
  5. Step 5: Solve for x
    x = 2,930,424,853.20/62,355.65
  6. Step 6: Final answer
    x = 46,995.34

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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.