Home / 149,828.76-224,487.27-82,417.23

Finding the Fourth Proportional to 149,828.76, 224,487.27 and 82,417.23

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Solution

The fourth proportional to 149,828.76, 224,487.27 and 82,417.23 is: 123,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,828.76 : 224,487.27 = 82,417.23 : x
  2. Step 2: Convert to fraction form
    149,828.76/224,487.27 = 82,417.23/x
  3. Step 3: Cross multiply
    149,828.76x = 224,487.27 × 82,417.23
  4. Step 4: Simplify right side
    149,828.76x = 18,501,618,963.66
  5. Step 5: Solve for x
    x = 18,501,618,963.66/149,828.76
  6. Step 6: Final answer
    x = 123,485.10

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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.