Home / 169,738.12-234,246.90-94,285

Finding the Fourth Proportional to 169,738.12, 234,246.90 and 94,285

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Solution

The fourth proportional to 169,738.12, 234,246.90 and 94,285 is: 130,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,738.12 : 234,246.90 = 94,285 : x
  2. Step 2: Convert to fraction form
    169,738.12/234,246.90 = 94,285/x
  3. Step 3: Cross multiply
    169,738.12x = 234,246.90 × 94,285
  4. Step 4: Simplify right side
    169,738.12x = 22,085,968,966.50
  5. Step 5: Solve for x
    x = 22,085,968,966.50/169,738.12
  6. Step 6: Final answer
    x = 130,117.91

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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.