Home / 170,309.36-234,985.46-112,160.10

Finding the Fourth Proportional to 170,309.36, 234,985.46 and 112,160.10

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Solution

The fourth proportional to 170,309.36, 234,985.46 and 112,160.10 is: 154,753.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,309.36 : 234,985.46 = 112,160.10 : x
  2. Step 2: Convert to fraction form
    170,309.36/234,985.46 = 112,160.10/x
  3. Step 3: Cross multiply
    170,309.36x = 234,985.46 × 112,160.10
  4. Step 4: Simplify right side
    170,309.36x = 26,355,992,692.15
  5. Step 5: Solve for x
    x = 26,355,992,692.15/170,309.36
  6. Step 6: Final answer
    x = 154,753.64

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1.5x scale

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.