Home / 149,916.36-224,992.54-69,913.16

Finding the Fourth Proportional to 149,916.36, 224,992.54 and 69,913.16

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Solution

The fourth proportional to 149,916.36, 224,992.54 and 69,913.16 is: 104,924.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,916.36 : 224,992.54 = 69,913.16 : x
  2. Step 2: Convert to fraction form
    149,916.36/224,992.54 = 69,913.16/x
  3. Step 3: Cross multiply
    149,916.36x = 224,992.54 × 69,913.16
  4. Step 4: Simplify right side
    149,916.36x = 15,729,939,447.83
  5. Step 5: Solve for x
    x = 15,729,939,447.83/149,916.36
  6. Step 6: Final answer
    x = 104,924.77

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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.