Home / 92,228.96-127,225.68-80,271.20

Finding the Fourth Proportional to 92,228.96, 127,225.68 and 80,271.20

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Solution

The fourth proportional to 92,228.96, 127,225.68 and 80,271.20 is: 110,730.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,228.96 : 127,225.68 = 80,271.20 : x
  2. Step 2: Convert to fraction form
    92,228.96/127,225.68 = 80,271.20/x
  3. Step 3: Cross multiply
    92,228.96x = 127,225.68 × 80,271.20
  4. Step 4: Simplify right side
    92,228.96x = 10,212,558,004.42
  5. Step 5: Solve for x
    x = 10,212,558,004.42/92,228.96
  6. Step 6: Final answer
    x = 110,730.49

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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.