Home / 115,138.48-172,706.76-32,032.24

Finding the Fourth Proportional to 115,138.48, 172,706.76 and 32,032.24

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Solution

The fourth proportional to 115,138.48, 172,706.76 and 32,032.24 is: 48,048.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,138.48 : 172,706.76 = 32,032.24 : x
  2. Step 2: Convert to fraction form
    115,138.48/172,706.76 = 32,032.24/x
  3. Step 3: Cross multiply
    115,138.48x = 172,706.76 × 32,032.24
  4. Step 4: Simplify right side
    115,138.48x = 5,532,184,385.94
  5. Step 5: Solve for x
    x = 5,532,184,385.94/115,138.48
  6. Step 6: Final answer
    x = 48,048.09

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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.