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Finding the Fourth Proportional to 84,473.37, 116,560.29 and 48,656.40

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Solution

The fourth proportional to 84,473.37, 116,560.29 and 48,656.40 is: 67,138.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,473.37 : 116,560.29 = 48,656.40 : x
  2. Step 2: Convert to fraction form
    84,473.37/116,560.29 = 48,656.40/x
  3. Step 3: Cross multiply
    84,473.37x = 116,560.29 × 48,656.40
  4. Step 4: Simplify right side
    84,473.37x = 5,671,404,094.36
  5. Step 5: Solve for x
    x = 5,671,404,094.36/84,473.37
  6. Step 6: Final answer
    x = 67,138.37

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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.