Home / 149,672.81-224,607.63-56,178.56

Finding the Fourth Proportional to 149,672.81, 224,607.63 and 56,178.56

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Solution

The fourth proportional to 149,672.81, 224,607.63 and 56,178.56 is: 84,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,672.81 : 224,607.63 = 56,178.56 : x
  2. Step 2: Convert to fraction form
    149,672.81/224,607.63 = 56,178.56/x
  3. Step 3: Cross multiply
    149,672.81x = 224,607.63 × 56,178.56
  4. Step 4: Simplify right side
    149,672.81x = 12,618,133,990.60
  5. Step 5: Solve for x
    x = 12,618,133,990.60/149,672.81
  6. Step 6: Final answer
    x = 84,304.78

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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.