Home / 85,031.72-127,503.45-25,052.41

Finding the Fourth Proportional to 85,031.72, 127,503.45 and 25,052.41

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Solution

The fourth proportional to 85,031.72, 127,503.45 and 25,052.41 is: 37,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,031.72 : 127,503.45 = 25,052.41 : x
  2. Step 2: Convert to fraction form
    85,031.72/127,503.45 = 25,052.41/x
  3. Step 3: Cross multiply
    85,031.72x = 127,503.45 × 25,052.41
  4. Step 4: Simplify right side
    85,031.72x = 3,194,268,705.81
  5. Step 5: Solve for x
    x = 3,194,268,705.81/85,031.72
  6. Step 6: Final answer
    x = 37,565.61

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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.