Home / 306,216.15-459,294.53-92,985.91

Finding the Fourth Proportional to 306,216.15, 459,294.53 and 92,985.91

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Solution

The fourth proportional to 306,216.15, 459,294.53 and 92,985.91 is: 139,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,216.15 : 459,294.53 = 92,985.91 : x
  2. Step 2: Convert to fraction form
    306,216.15/459,294.53 = 92,985.91/x
  3. Step 3: Cross multiply
    306,216.15x = 459,294.53 × 92,985.91
  4. Step 4: Simplify right side
    306,216.15x = 42,707,918,216.91
  5. Step 5: Solve for x
    x = 42,707,918,216.91/306,216.15
  6. Step 6: Final answer
    x = 139,469.84

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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.