Home / 149,918.60-224,964.30-56,491.40

Finding the Fourth Proportional to 149,918.60, 224,964.30 and 56,491.40

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Solution

The fourth proportional to 149,918.60, 224,964.30 and 56,491.40 is: 84,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,918.60 : 224,964.30 = 56,491.40 : x
  2. Step 2: Convert to fraction form
    149,918.60/224,964.30 = 56,491.40/x
  3. Step 3: Cross multiply
    149,918.60x = 224,964.30 × 56,491.40
  4. Step 4: Simplify right side
    149,918.60x = 12,708,548,257.02
  5. Step 5: Solve for x
    x = 12,708,548,257.02/149,918.60
  6. Step 6: Final answer
    x = 84,769.66

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1.5x scale

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.