Home / 149,655.70-224,524.55-74,685.34

Finding the Fourth Proportional to 149,655.70, 224,524.55 and 74,685.34

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Solution

The fourth proportional to 149,655.70, 224,524.55 and 74,685.34 is: 112,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,655.70 : 224,524.55 = 74,685.34 : x
  2. Step 2: Convert to fraction form
    149,655.70/224,524.55 = 74,685.34/x
  3. Step 3: Cross multiply
    149,655.70x = 224,524.55 × 74,685.34
  4. Step 4: Simplify right side
    149,655.70x = 16,768,692,355.10
  5. Step 5: Solve for x
    x = 16,768,692,355.10/149,655.70
  6. Step 6: Final answer
    x = 112,048.47

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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.