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Finding the Fourth Proportional to 84,482.00, 126,583.07 and 59,399.51

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Solution

The fourth proportional to 84,482.00, 126,583.07 and 59,399.51 is: 89,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,482.00 : 126,583.07 = 59,399.51 : x
  2. Step 2: Convert to fraction form
    84,482.00/126,583.07 = 59,399.51/x
  3. Step 3: Cross multiply
    84,482.00x = 126,583.07 × 59,399.51
  4. Step 4: Simplify right side
    84,482.00x = 7,518,972,165.10
  5. Step 5: Solve for x
    x = 7,518,972,165.10/84,482.00
  6. Step 6: Final answer
    x = 89,000.87

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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.