Home / 121,880.48-182,795.12-34,308

Finding the Fourth Proportional to 121,880.48, 182,795.12 and 34,308

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Solution

The fourth proportional to 121,880.48, 182,795.12 and 34,308 is: 51,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,880.48 : 182,795.12 = 34,308 : x
  2. Step 2: Convert to fraction form
    121,880.48/182,795.12 = 34,308/x
  3. Step 3: Cross multiply
    121,880.48x = 182,795.12 × 34,308
  4. Step 4: Simplify right side
    121,880.48x = 6,271,334,976.96
  5. Step 5: Solve for x
    x = 6,271,334,976.96/121,880.48
  6. Step 6: Final answer
    x = 51,454.79

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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.