Home / 145,402.43-218,014.34-56,552.38

Finding the Fourth Proportional to 145,402.43, 218,014.34 and 56,552.38

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Solution

The fourth proportional to 145,402.43, 218,014.34 and 56,552.38 is: 84,793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,402.43 : 218,014.34 = 56,552.38 : x
  2. Step 2: Convert to fraction form
    145,402.43/218,014.34 = 56,552.38/x
  3. Step 3: Cross multiply
    145,402.43x = 218,014.34 × 56,552.38
  4. Step 4: Simplify right side
    145,402.43x = 12,329,228,973.33
  5. Step 5: Solve for x
    x = 12,329,228,973.33/145,402.43
  6. Step 6: Final answer
    x = 84,793.83

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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.