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Finding the Fourth Proportional to 58,854, 81,212.46 and 34,976.07

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Solution

The fourth proportional to 58,854, 81,212.46 and 34,976.07 is: 48,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,854 : 81,212.46 = 34,976.07 : x
  2. Step 2: Convert to fraction form
    58,854/81,212.46 = 34,976.07/x
  3. Step 3: Cross multiply
    58,854x = 81,212.46 × 34,976.07
  4. Step 4: Simplify right side
    58,854x = 2,840,492,685.83
  5. Step 5: Solve for x
    x = 2,840,492,685.83/58,854
  6. Step 6: Final answer
    x = 48,263.38

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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.