Home / 87,000.33-130,501.26-34,409.81

Finding the Fourth Proportional to 87,000.33, 130,501.26 and 34,409.81

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Solution

The fourth proportional to 87,000.33, 130,501.26 and 34,409.81 is: 51,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,000.33 : 130,501.26 = 34,409.81 : x
  2. Step 2: Convert to fraction form
    87,000.33/130,501.26 = 34,409.81/x
  3. Step 3: Cross multiply
    87,000.33x = 130,501.26 × 34,409.81
  4. Step 4: Simplify right side
    87,000.33x = 4,490,522,908.85
  5. Step 5: Solve for x
    x = 4,490,522,908.85/87,000.33
  6. Step 6: Final answer
    x = 51,615.01

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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.