Home / 80,126.52-110,582.88-46,136.16

Finding the Fourth Proportional to 80,126.52, 110,582.88 and 46,136.16

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Solution

The fourth proportional to 80,126.52, 110,582.88 and 46,136.16 is: 63,672.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,126.52 : 110,582.88 = 46,136.16 : x
  2. Step 2: Convert to fraction form
    80,126.52/110,582.88 = 46,136.16/x
  3. Step 3: Cross multiply
    80,126.52x = 110,582.88 × 46,136.16
  4. Step 4: Simplify right side
    80,126.52x = 5,101,869,444.94
  5. Step 5: Solve for x
    x = 5,101,869,444.94/80,126.52
  6. Step 6: Final answer
    x = 63,672.67

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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.