Home / 152,339.28-228,542.28-45,718.80

Finding the Fourth Proportional to 152,339.28, 228,542.28 and 45,718.80

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Solution

The fourth proportional to 152,339.28, 228,542.28 and 45,718.80 is: 68,588.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,339.28 : 228,542.28 = 45,718.80 : x
  2. Step 2: Convert to fraction form
    152,339.28/228,542.28 = 45,718.80/x
  3. Step 3: Cross multiply
    152,339.28x = 228,542.28 × 45,718.80
  4. Step 4: Simplify right side
    152,339.28x = 10,448,678,790.86
  5. Step 5: Solve for x
    x = 10,448,678,790.86/152,339.28
  6. Step 6: Final answer
    x = 68,588.21

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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.