Home / 194,916.09-292,476.60-138,355.01

Finding the Fourth Proportional to 194,916.09, 292,476.60 and 138,355.01

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Solution

The fourth proportional to 194,916.09, 292,476.60 and 138,355.01 is: 207,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,916.09 : 292,476.60 = 138,355.01 : x
  2. Step 2: Convert to fraction form
    194,916.09/292,476.60 = 138,355.01/x
  3. Step 3: Cross multiply
    194,916.09x = 292,476.60 × 138,355.01
  4. Step 4: Simplify right side
    194,916.09x = 40,465,601,455.38
  5. Step 5: Solve for x
    x = 40,465,601,455.38/194,916.09
  6. Step 6: Final answer
    x = 207,605.24

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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.