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Finding the Fourth Proportional to 59,952.96, 89,987.76 and 28,810.08

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Solution

The fourth proportional to 59,952.96, 89,987.76 and 28,810.08 is: 43,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,952.96 : 89,987.76 = 28,810.08 : x
  2. Step 2: Convert to fraction form
    59,952.96/89,987.76 = 28,810.08/x
  3. Step 3: Cross multiply
    59,952.96x = 89,987.76 × 28,810.08
  4. Step 4: Simplify right side
    59,952.96x = 2,592,554,564.62
  5. Step 5: Solve for x
    x = 2,592,554,564.62/59,952.96
  6. Step 6: Final answer
    x = 43,243.15

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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.