Home / 149,927.60-224,632.20-70,871.60

Finding the Fourth Proportional to 149,927.60, 224,632.20 and 70,871.60

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Solution

The fourth proportional to 149,927.60, 224,632.20 and 70,871.60 is: 106,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,927.60 : 224,632.20 = 70,871.60 : x
  2. Step 2: Convert to fraction form
    149,927.60/224,632.20 = 70,871.60/x
  3. Step 3: Cross multiply
    149,927.60x = 224,632.20 × 70,871.60
  4. Step 4: Simplify right side
    149,927.60x = 15,920,043,425.52
  5. Step 5: Solve for x
    x = 15,920,043,425.52/149,927.60
  6. Step 6: Final answer
    x = 106,184.87

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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.