Home / 92,130.99-127,148.27-51,842.40

Finding the Fourth Proportional to 92,130.99, 127,148.27 and 51,842.40

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Solution

The fourth proportional to 92,130.99, 127,148.27 and 51,842.40 is: 71,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,130.99 : 127,148.27 = 51,842.40 : x
  2. Step 2: Convert to fraction form
    92,130.99/127,148.27 = 51,842.40/x
  3. Step 3: Cross multiply
    92,130.99x = 127,148.27 × 51,842.40
  4. Step 4: Simplify right side
    92,130.99x = 6,591,671,213.44
  5. Step 5: Solve for x
    x = 6,591,671,213.44/92,130.99
  6. Step 6: Final answer
    x = 71,546.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.