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Finding the Fourth Proportional to 59,648.55, 89,261.82 and 43,816.02

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Solution

The fourth proportional to 59,648.55, 89,261.82 and 43,816.02 is: 65,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,648.55 : 89,261.82 = 43,816.02 : x
  2. Step 2: Convert to fraction form
    59,648.55/89,261.82 = 43,816.02/x
  3. Step 3: Cross multiply
    59,648.55x = 89,261.82 × 43,816.02
  4. Step 4: Simplify right side
    59,648.55x = 3,911,097,690.36
  5. Step 5: Solve for x
    x = 3,911,097,690.36/59,648.55
  6. Step 6: Final answer
    x = 65,569.03

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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.