Home / 50,188.08-75,281.28-12,237.72

Finding the Fourth Proportional to 50,188.08, 75,281.28 and 12,237.72

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Solution

The fourth proportional to 50,188.08, 75,281.28 and 12,237.72 is: 18,356.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,188.08 : 75,281.28 = 12,237.72 : x
  2. Step 2: Convert to fraction form
    50,188.08/75,281.28 = 12,237.72/x
  3. Step 3: Cross multiply
    50,188.08x = 75,281.28 × 12,237.72
  4. Step 4: Simplify right side
    50,188.08x = 921,271,225.88
  5. Step 5: Solve for x
    x = 921,271,225.88/50,188.08
  6. Step 6: Final answer
    x = 18,356.38

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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.