Home / 58,763.12-81,094.08-31,905.68

Finding the Fourth Proportional to 58,763.12, 81,094.08 and 31,905.68

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Solution

The fourth proportional to 58,763.12, 81,094.08 and 31,905.68 is: 44,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,763.12 : 81,094.08 = 31,905.68 : x
  2. Step 2: Convert to fraction form
    58,763.12/81,094.08 = 31,905.68/x
  3. Step 3: Cross multiply
    58,763.12x = 81,094.08 × 31,905.68
  4. Step 4: Simplify right side
    58,763.12x = 2,587,361,766.37
  5. Step 5: Solve for x
    x = 2,587,361,766.37/58,763.12
  6. Step 6: Final answer
    x = 44,030.37

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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.