Home / 170,308.12-235,022.16-94,855

Finding the Fourth Proportional to 170,308.12, 235,022.16 and 94,855

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Solution

The fourth proportional to 170,308.12, 235,022.16 and 94,855 is: 130,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,308.12 : 235,022.16 = 94,855 : x
  2. Step 2: Convert to fraction form
    170,308.12/235,022.16 = 94,855/x
  3. Step 3: Cross multiply
    170,308.12x = 235,022.16 × 94,855
  4. Step 4: Simplify right side
    170,308.12x = 22,293,026,986.80
  5. Step 5: Solve for x
    x = 22,293,026,986.80/170,308.12
  6. Step 6: Final answer
    x = 130,898.20

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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.