Home / 215,674.76-297,632.36-125,084.45

Finding the Fourth Proportional to 215,674.76, 297,632.36 and 125,084.45

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Solution

The fourth proportional to 215,674.76, 297,632.36 and 125,084.45 is: 172,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,674.76 : 297,632.36 = 125,084.45 : x
  2. Step 2: Convert to fraction form
    215,674.76/297,632.36 = 125,084.45/x
  3. Step 3: Cross multiply
    215,674.76x = 297,632.36 × 125,084.45
  4. Step 4: Simplify right side
    215,674.76x = 37,229,181,109.59
  5. Step 5: Solve for x
    x = 37,229,181,109.59/215,674.76
  6. Step 6: Final answer
    x = 172,617.23

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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.