Home / 149,862.89-224,905.24-70,977.31

Finding the Fourth Proportional to 149,862.89, 224,905.24 and 70,977.31

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Solution

The fourth proportional to 149,862.89, 224,905.24 and 70,977.31 is: 106,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,862.89 : 224,905.24 = 70,977.31 : x
  2. Step 2: Convert to fraction form
    149,862.89/224,905.24 = 70,977.31/x
  3. Step 3: Cross multiply
    149,862.89x = 224,905.24 × 70,977.31
  4. Step 4: Simplify right side
    149,862.89x = 15,963,167,638.13
  5. Step 5: Solve for x
    x = 15,963,167,638.13/149,862.89
  6. Step 6: Final answer
    x = 106,518.48

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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.