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Finding the Fourth Proportional to 59,842.16, 82,551.83 and 45,670.40

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Solution

The fourth proportional to 59,842.16, 82,551.83 and 45,670.40 is: 63,001.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,842.16 : 82,551.83 = 45,670.40 : x
  2. Step 2: Convert to fraction form
    59,842.16/82,551.83 = 45,670.40/x
  3. Step 3: Cross multiply
    59,842.16x = 82,551.83 × 45,670.40
  4. Step 4: Simplify right side
    59,842.16x = 3,770,174,455.72
  5. Step 5: Solve for x
    x = 3,770,174,455.72/59,842.16
  6. Step 6: Final answer
    x = 63,001.98

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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.