Home / 145,850.52-218,688.21-56,998.11

Finding the Fourth Proportional to 145,850.52, 218,688.21 and 56,998.11

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Solution

The fourth proportional to 145,850.52, 218,688.21 and 56,998.11 is: 85,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,850.52 : 218,688.21 = 56,998.11 : x
  2. Step 2: Convert to fraction form
    145,850.52/218,688.21 = 56,998.11/x
  3. Step 3: Cross multiply
    145,850.52x = 218,688.21 × 56,998.11
  4. Step 4: Simplify right side
    145,850.52x = 12,464,814,649.28
  5. Step 5: Solve for x
    x = 12,464,814,649.28/145,850.52
  6. Step 6: Final answer
    x = 85,462.94

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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.