Home / 95,461.27-143,209.53-31,423.03

Finding the Fourth Proportional to 95,461.27, 143,209.53 and 31,423.03

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Solution

The fourth proportional to 95,461.27, 143,209.53 and 31,423.03 is: 47,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,461.27 : 143,209.53 = 31,423.03 : x
  2. Step 2: Convert to fraction form
    95,461.27/143,209.53 = 31,423.03/x
  3. Step 3: Cross multiply
    95,461.27x = 143,209.53 × 31,423.03
  4. Step 4: Simplify right side
    95,461.27x = 4,500,077,357.48
  5. Step 5: Solve for x
    x = 4,500,077,357.48/95,461.27
  6. Step 6: Final answer
    x = 47,140.35

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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.