Home / 149,749.96-224,426.22-79,477.96

Finding the Fourth Proportional to 149,749.96, 224,426.22 and 79,477.96

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Solution

The fourth proportional to 149,749.96, 224,426.22 and 79,477.96 is: 119,111.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,749.96 : 224,426.22 = 79,477.96 : x
  2. Step 2: Convert to fraction form
    149,749.96/224,426.22 = 79,477.96/x
  3. Step 3: Cross multiply
    149,749.96x = 224,426.22 × 79,477.96
  4. Step 4: Simplify right side
    149,749.96x = 17,836,938,136.11
  5. Step 5: Solve for x
    x = 17,836,938,136.11/149,749.96
  6. Step 6: Final answer
    x = 119,111.47

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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.