Home / 89,256.72-133,885.54-30,092.91

Finding the Fourth Proportional to 89,256.72, 133,885.54 and 30,092.91

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Solution

The fourth proportional to 89,256.72, 133,885.54 and 30,092.91 is: 45,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,256.72 : 133,885.54 = 30,092.91 : x
  2. Step 2: Convert to fraction form
    89,256.72/133,885.54 = 30,092.91/x
  3. Step 3: Cross multiply
    89,256.72x = 133,885.54 × 30,092.91
  4. Step 4: Simplify right side
    89,256.72x = 4,029,004,871.79
  5. Step 5: Solve for x
    x = 4,029,004,871.79/89,256.72
  6. Step 6: Final answer
    x = 45,139.51

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1.5x scale

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.