Home / 170,079.21-255,141.09-56,189.16

Finding the Fourth Proportional to 170,079.21, 255,141.09 and 56,189.16

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Solution

The fourth proportional to 170,079.21, 255,141.09 and 56,189.16 is: 84,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,079.21 : 255,141.09 = 56,189.16 : x
  2. Step 2: Convert to fraction form
    170,079.21/255,141.09 = 56,189.16/x
  3. Step 3: Cross multiply
    170,079.21x = 255,141.09 × 56,189.16
  4. Step 4: Simplify right side
    170,079.21x = 14,336,163,528.58
  5. Step 5: Solve for x
    x = 14,336,163,528.58/170,079.21
  6. Step 6: Final answer
    x = 84,291.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.