Home / 243,817.04-336,465.96-136,386.56

Finding the Fourth Proportional to 243,817.04, 336,465.96 and 136,386.56

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Solution

The fourth proportional to 243,817.04, 336,465.96 and 136,386.56 is: 188,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,817.04 : 336,465.96 = 136,386.56 : x
  2. Step 2: Convert to fraction form
    243,817.04/336,465.96 = 136,386.56/x
  3. Step 3: Cross multiply
    243,817.04x = 336,465.96 × 136,386.56
  4. Step 4: Simplify right side
    243,817.04x = 45,889,434,841.50
  5. Step 5: Solve for x
    x = 45,889,434,841.50/243,817.04
  6. Step 6: Final answer
    x = 188,212.58

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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.