Home / 149,942.04-224,950-105,655.30

Finding the Fourth Proportional to 149,942.04, 224,950 and 105,655.30

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Solution

The fourth proportional to 149,942.04, 224,950 and 105,655.30 is: 158,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,942.04 : 224,950 = 105,655.30 : x
  2. Step 2: Convert to fraction form
    149,942.04/224,950 = 105,655.30/x
  3. Step 3: Cross multiply
    149,942.04x = 224,950 × 105,655.30
  4. Step 4: Simplify right side
    149,942.04x = 23,767,159,735
  5. Step 5: Solve for x
    x = 23,767,159,735/149,942.04
  6. Step 6: Final answer
    x = 158,508.98

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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.