Home / 84,298.93-126,519.33-42,166.37

Finding the Fourth Proportional to 84,298.93, 126,519.33 and 42,166.37

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Solution

The fourth proportional to 84,298.93, 126,519.33 and 42,166.37 is: 63,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,298.93 : 126,519.33 = 42,166.37 : x
  2. Step 2: Convert to fraction form
    84,298.93/126,519.33 = 42,166.37/x
  3. Step 3: Cross multiply
    84,298.93x = 126,519.33 × 42,166.37
  4. Step 4: Simplify right side
    84,298.93x = 5,334,860,880.93
  5. Step 5: Solve for x
    x = 5,334,860,880.93/84,298.93
  6. Step 6: Final answer
    x = 63,285.04

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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.