Home / 246,316.65-339,916.91-133,139.40

Finding the Fourth Proportional to 246,316.65, 339,916.91 and 133,139.40

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Solution

The fourth proportional to 246,316.65, 339,916.91 and 133,139.40 is: 183,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,316.65 : 339,916.91 = 133,139.40 : x
  2. Step 2: Convert to fraction form
    246,316.65/339,916.91 = 133,139.40/x
  3. Step 3: Cross multiply
    246,316.65x = 339,916.91 × 133,139.40
  4. Step 4: Simplify right side
    246,316.65x = 45,256,331,506.87
  5. Step 5: Solve for x
    x = 45,256,331,506.87/246,316.65
  6. Step 6: Final answer
    x = 183,732.33

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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.