Home / 170,940.12-235,899.30-94,458.90

Finding the Fourth Proportional to 170,940.12, 235,899.30 and 94,458.90

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Solution

The fourth proportional to 170,940.12, 235,899.30 and 94,458.90 is: 130,354.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,940.12 : 235,899.30 = 94,458.90 : x
  2. Step 2: Convert to fraction form
    170,940.12/235,899.30 = 94,458.90/x
  3. Step 3: Cross multiply
    170,940.12x = 235,899.30 × 94,458.90
  4. Step 4: Simplify right side
    170,940.12x = 22,282,788,388.77
  5. Step 5: Solve for x
    x = 22,282,788,388.77/170,940.12
  6. Step 6: Final answer
    x = 130,354.35

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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.