Home / 306,199.12-459,316.55-92,973.98

Finding the Fourth Proportional to 306,199.12, 459,316.55 and 92,973.98

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Solution

The fourth proportional to 306,199.12, 459,316.55 and 92,973.98 is: 139,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,199.12 : 459,316.55 = 92,973.98 : x
  2. Step 2: Convert to fraction form
    306,199.12/459,316.55 = 92,973.98/x
  3. Step 3: Cross multiply
    306,199.12x = 459,316.55 × 92,973.98
  4. Step 4: Simplify right side
    306,199.12x = 42,704,487,268.50
  5. Step 5: Solve for x
    x = 42,704,487,268.50/306,199.12
  6. Step 6: Final answer
    x = 139,466.40

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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.