Home / 89,294.91-133,849.21-30,110.23

Finding the Fourth Proportional to 89,294.91, 133,849.21 and 30,110.23

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Solution

The fourth proportional to 89,294.91, 133,849.21 and 30,110.23 is: 45,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,294.91 : 133,849.21 = 30,110.23 : x
  2. Step 2: Convert to fraction form
    89,294.91/133,849.21 = 30,110.23/x
  3. Step 3: Cross multiply
    89,294.91x = 133,849.21 × 30,110.23
  4. Step 4: Simplify right side
    89,294.91x = 4,030,230,498.42
  5. Step 5: Solve for x
    x = 4,030,230,498.42/89,294.91
  6. Step 6: Final answer
    x = 45,133.93

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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.