Home / 313,285.04-432,333.79-170,045.11

Finding the Fourth Proportional to 313,285.04, 432,333.79 and 170,045.11

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Solution

The fourth proportional to 313,285.04, 432,333.79 and 170,045.11 is: 234,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,285.04 : 432,333.79 = 170,045.11 : x
  2. Step 2: Convert to fraction form
    313,285.04/432,333.79 = 170,045.11/x
  3. Step 3: Cross multiply
    313,285.04x = 432,333.79 × 170,045.11
  4. Step 4: Simplify right side
    313,285.04x = 73,516,246,877.27
  5. Step 5: Solve for x
    x = 73,516,246,877.27/313,285.04
  6. Step 6: Final answer
    x = 234,662.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.