Home / 171,215.40-236,271.28-94,733.28

Finding the Fourth Proportional to 171,215.40, 236,271.28 and 94,733.28

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Solution

The fourth proportional to 171,215.40, 236,271.28 and 94,733.28 is: 130,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,215.40 : 236,271.28 = 94,733.28 : x
  2. Step 2: Convert to fraction form
    171,215.40/236,271.28 = 94,733.28/x
  3. Step 3: Cross multiply
    171,215.40x = 236,271.28 × 94,733.28
  4. Step 4: Simplify right side
    171,215.40x = 22,382,753,324.20
  5. Step 5: Solve for x
    x = 22,382,753,324.20/171,215.40
  6. Step 6: Final answer
    x = 130,728.62

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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.