Home / 92,127.30-127,125.36-51,840.20

Finding the Fourth Proportional to 92,127.30, 127,125.36 and 51,840.20

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Solution

The fourth proportional to 92,127.30, 127,125.36 and 51,840.20 is: 71,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,127.30 : 127,125.36 = 51,840.20 : x
  2. Step 2: Convert to fraction form
    92,127.30/127,125.36 = 51,840.20/x
  3. Step 3: Cross multiply
    92,127.30x = 127,125.36 × 51,840.20
  4. Step 4: Simplify right side
    92,127.30x = 6,590,203,451.85
  5. Step 5: Solve for x
    x = 6,590,203,451.85/92,127.30
  6. Step 6: Final answer
    x = 71,533.67

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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.