Home / 345,289.59-517,897.26-92,595.24

Finding the Fourth Proportional to 345,289.59, 517,897.26 and 92,595.24

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Solution

The fourth proportional to 345,289.59, 517,897.26 and 92,595.24 is: 138,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,289.59 : 517,897.26 = 92,595.24 : x
  2. Step 2: Convert to fraction form
    345,289.59/517,897.26 = 92,595.24/x
  3. Step 3: Cross multiply
    345,289.59x = 517,897.26 × 92,595.24
  4. Step 4: Simplify right side
    345,289.59x = 47,954,821,085.04
  5. Step 5: Solve for x
    x = 47,954,821,085.04/345,289.59
  6. Step 6: Final answer
    x = 138,882.90

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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.