Home / 435,167.04-652,736.82-119,621.28

Finding the Fourth Proportional to 435,167.04, 652,736.82 and 119,621.28

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Solution

The fourth proportional to 435,167.04, 652,736.82 and 119,621.28 is: 179,428.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,167.04 : 652,736.82 = 119,621.28 : x
  2. Step 2: Convert to fraction form
    435,167.04/652,736.82 = 119,621.28/x
  3. Step 3: Cross multiply
    435,167.04x = 652,736.82 × 119,621.28
  4. Step 4: Simplify right side
    435,167.04x = 78,081,213,911.53
  5. Step 5: Solve for x
    x = 78,081,213,911.53/435,167.04
  6. Step 6: Final answer
    x = 179,428.14

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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.