Home / 62,830.78-86,705.48-34,535.86

Finding the Fourth Proportional to 62,830.78, 86,705.48 and 34,535.86

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Solution

The fourth proportional to 62,830.78, 86,705.48 and 34,535.86 is: 47,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,830.78 : 86,705.48 = 34,535.86 : x
  2. Step 2: Convert to fraction form
    62,830.78/86,705.48 = 34,535.86/x
  3. Step 3: Cross multiply
    62,830.78x = 86,705.48 × 34,535.86
  4. Step 4: Simplify right side
    62,830.78x = 2,994,448,318.51
  5. Step 5: Solve for x
    x = 2,994,448,318.51/62,830.78
  6. Step 6: Final answer
    x = 47,658.94

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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.