Home / 52,176.08-78,261.24-38,150.48

Finding the Fourth Proportional to 52,176.08, 78,261.24 and 38,150.48

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Solution

The fourth proportional to 52,176.08, 78,261.24 and 38,150.48 is: 57,223.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,176.08 : 78,261.24 = 38,150.48 : x
  2. Step 2: Convert to fraction form
    52,176.08/78,261.24 = 38,150.48/x
  3. Step 3: Cross multiply
    52,176.08x = 78,261.24 × 38,150.48
  4. Step 4: Simplify right side
    52,176.08x = 2,985,703,871.40
  5. Step 5: Solve for x
    x = 2,985,703,871.40/52,176.08
  6. Step 6: Final answer
    x = 57,223.61

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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.