Home / 73,011.26-109,528.72-28,613.94

Finding the Fourth Proportional to 73,011.26, 109,528.72 and 28,613.94

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Solution

The fourth proportional to 73,011.26, 109,528.72 and 28,613.94 is: 42,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,011.26 : 109,528.72 = 28,613.94 : x
  2. Step 2: Convert to fraction form
    73,011.26/109,528.72 = 28,613.94/x
  3. Step 3: Cross multiply
    73,011.26x = 109,528.72 × 28,613.94
  4. Step 4: Simplify right side
    73,011.26x = 3,134,048,222.36
  5. Step 5: Solve for x
    x = 3,134,048,222.36/73,011.26
  6. Step 6: Final answer
    x = 42,925.55

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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.