Home / 98,423.13-147,636.98-35,247.59

Finding the Fourth Proportional to 98,423.13, 147,636.98 and 35,247.59

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Solution

The fourth proportional to 98,423.13, 147,636.98 and 35,247.59 is: 52,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,423.13 : 147,636.98 = 35,247.59 : x
  2. Step 2: Convert to fraction form
    98,423.13/147,636.98 = 35,247.59/x
  3. Step 3: Cross multiply
    98,423.13x = 147,636.98 × 35,247.59
  4. Step 4: Simplify right side
    98,423.13x = 5,203,847,511.27
  5. Step 5: Solve for x
    x = 5,203,847,511.27/98,423.13
  6. Step 6: Final answer
    x = 52,872.20

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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.