Home / 149,693.28-224,539.92-70,698.84

Finding the Fourth Proportional to 149,693.28, 224,539.92 and 70,698.84

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Solution

The fourth proportional to 149,693.28, 224,539.92 and 70,698.84 is: 106,048.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,693.28 : 224,539.92 = 70,698.84 : x
  2. Step 2: Convert to fraction form
    149,693.28/224,539.92 = 70,698.84/x
  3. Step 3: Cross multiply
    149,693.28x = 224,539.92 × 70,698.84
  4. Step 4: Simplify right side
    149,693.28x = 15,874,711,877.69
  5. Step 5: Solve for x
    x = 15,874,711,877.69/149,693.28
  6. Step 6: Final answer
    x = 106,048.26

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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.