Home / 212,707.10-293,532.04-115,911.82

Finding the Fourth Proportional to 212,707.10, 293,532.04 and 115,911.82

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Solution

The fourth proportional to 212,707.10, 293,532.04 and 115,911.82 is: 159,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,707.10 : 293,532.04 = 115,911.82 : x
  2. Step 2: Convert to fraction form
    212,707.10/293,532.04 = 115,911.82/x
  3. Step 3: Cross multiply
    212,707.10x = 293,532.04 × 115,911.82
  4. Step 4: Simplify right side
    212,707.10x = 34,023,832,984.71
  5. Step 5: Solve for x
    x = 34,023,832,984.71/212,707.10
  6. Step 6: Final answer
    x = 159,956.26

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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.