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Finding the Fourth Proportional to 84,402.50, 116,504.74 and 48,606.76

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Solution

The fourth proportional to 84,402.50, 116,504.74 and 48,606.76 is: 67,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,402.50 : 116,504.74 = 48,606.76 : x
  2. Step 2: Convert to fraction form
    84,402.50/116,504.74 = 48,606.76/x
  3. Step 3: Cross multiply
    84,402.50x = 116,504.74 × 48,606.76
  4. Step 4: Simplify right side
    84,402.50x = 5,662,917,936.04
  5. Step 5: Solve for x
    x = 5,662,917,936.04/84,402.50
  6. Step 6: Final answer
    x = 67,094.20

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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.