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Finding the Fourth Proportional to 84,997.94, 127,495.47 and 29,592.50

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Solution

The fourth proportional to 84,997.94, 127,495.47 and 29,592.50 is: 44,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,997.94 : 127,495.47 = 29,592.50 : x
  2. Step 2: Convert to fraction form
    84,997.94/127,495.47 = 29,592.50/x
  3. Step 3: Cross multiply
    84,997.94x = 127,495.47 × 29,592.50
  4. Step 4: Simplify right side
    84,997.94x = 3,772,909,695.98
  5. Step 5: Solve for x
    x = 3,772,909,695.98/84,997.94
  6. Step 6: Final answer
    x = 44,388.25

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Double scale
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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.