Home / 82,873.48-124,319.40-29,577.89

Finding the Fourth Proportional to 82,873.48, 124,319.40 and 29,577.89

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Solution

The fourth proportional to 82,873.48, 124,319.40 and 29,577.89 is: 44,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,873.48 : 124,319.40 = 29,577.89 : x
  2. Step 2: Convert to fraction form
    82,873.48/124,319.40 = 29,577.89/x
  3. Step 3: Cross multiply
    82,873.48x = 124,319.40 × 29,577.89
  4. Step 4: Simplify right side
    82,873.48x = 3,677,104,768.58
  5. Step 5: Solve for x
    x = 3,677,104,768.58/82,873.48
  6. Step 6: Final answer
    x = 44,370.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.