Home / 134,865.10-202,124.85-120,004.30

Finding the Fourth Proportional to 134,865.10, 202,124.85 and 120,004.30

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Solution

The fourth proportional to 134,865.10, 202,124.85 and 120,004.30 is: 179,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,865.10 : 202,124.85 = 120,004.30 : x
  2. Step 2: Convert to fraction form
    134,865.10/202,124.85 = 120,004.30/x
  3. Step 3: Cross multiply
    134,865.10x = 202,124.85 × 120,004.30
  4. Step 4: Simplify right side
    134,865.10x = 24,255,851,136.86
  5. Step 5: Solve for x
    x = 24,255,851,136.86/134,865.10
  6. Step 6: Final answer
    x = 179,852.69

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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.