Home / 52,174.08-78,258.24-38,148.48

Finding the Fourth Proportional to 52,174.08, 78,258.24 and 38,148.48

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Solution

The fourth proportional to 52,174.08, 78,258.24 and 38,148.48 is: 57,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174.08 : 78,258.24 = 38,148.48 : x
  2. Step 2: Convert to fraction form
    52,174.08/78,258.24 = 38,148.48/x
  3. Step 3: Cross multiply
    52,174.08x = 78,258.24 × 38,148.48
  4. Step 4: Simplify right side
    52,174.08x = 2,985,432,903.48
  5. Step 5: Solve for x
    x = 2,985,432,903.48/52,174.08
  6. Step 6: Final answer
    x = 57,220.61

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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.