Home / 306,060.90-459,156.15-92,811.30

Finding the Fourth Proportional to 306,060.90, 459,156.15 and 92,811.30

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Solution

The fourth proportional to 306,060.90, 459,156.15 and 92,811.30 is: 139,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,060.90 : 459,156.15 = 92,811.30 : x
  2. Step 2: Convert to fraction form
    306,060.90/459,156.15 = 92,811.30/x
  3. Step 3: Cross multiply
    306,060.90x = 459,156.15 × 92,811.30
  4. Step 4: Simplify right side
    306,060.90x = 42,614,879,184.50
  5. Step 5: Solve for x
    x = 42,614,879,184.50/306,060.90
  6. Step 6: Final answer
    x = 139,236.60

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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.