Home / 114,493.55-171,712.31-89,471.52

Finding the Fourth Proportional to 114,493.55, 171,712.31 and 89,471.52

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Solution

The fourth proportional to 114,493.55, 171,712.31 and 89,471.52 is: 134,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,493.55 : 171,712.31 = 89,471.52 : x
  2. Step 2: Convert to fraction form
    114,493.55/171,712.31 = 89,471.52/x
  3. Step 3: Cross multiply
    114,493.55x = 171,712.31 × 89,471.52
  4. Step 4: Simplify right side
    114,493.55x = 15,363,360,931.05
  5. Step 5: Solve for x
    x = 15,363,360,931.05/114,493.55
  6. Step 6: Final answer
    x = 134,185.39

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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.