Home / 170,728.14-235,620.51-94,260.90

Finding the Fourth Proportional to 170,728.14, 235,620.51 and 94,260.90

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Solution

The fourth proportional to 170,728.14, 235,620.51 and 94,260.90 is: 130,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,728.14 : 235,620.51 = 94,260.90 : x
  2. Step 2: Convert to fraction form
    170,728.14/235,620.51 = 94,260.90/x
  3. Step 3: Cross multiply
    170,728.14x = 235,620.51 × 94,260.90
  4. Step 4: Simplify right side
    170,728.14x = 22,209,801,331.06
  5. Step 5: Solve for x
    x = 22,209,801,331.06/170,728.14
  6. Step 6: Final answer
    x = 130,088.70

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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.