Home / 170,229.12-234,741.96-112,848.48

Finding the Fourth Proportional to 170,229.12, 234,741.96 and 112,848.48

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Solution

The fourth proportional to 170,229.12, 234,741.96 and 112,848.48 is: 155,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,229.12 : 234,741.96 = 112,848.48 : x
  2. Step 2: Convert to fraction form
    170,229.12/234,741.96 = 112,848.48/x
  3. Step 3: Cross multiply
    170,229.12x = 234,741.96 × 112,848.48
  4. Step 4: Simplify right side
    170,229.12x = 26,490,273,378.22
  5. Step 5: Solve for x
    x = 26,490,273,378.22/170,229.12
  6. Step 6: Final answer
    x = 155,615.40

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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.