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Finding the Fourth Proportional to 92,115.04, 127,119.29 and 51,829.50

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Solution

The fourth proportional to 92,115.04, 127,119.29 and 51,829.50 is: 71,525.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,115.04 : 127,119.29 = 51,829.50 : x
  2. Step 2: Convert to fraction form
    92,115.04/127,119.29 = 51,829.50/x
  3. Step 3: Cross multiply
    92,115.04x = 127,119.29 × 51,829.50
  4. Step 4: Simplify right side
    92,115.04x = 6,588,529,241.06
  5. Step 5: Solve for x
    x = 6,588,529,241.06/92,115.04
  6. Step 6: Final answer
    x = 71,525.01

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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.