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Finding the Fourth Proportional to 59,153.88, 81,602.90 and 35,263.72

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Solution

The fourth proportional to 59,153.88, 81,602.90 and 35,263.72 is: 48,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,153.88 : 81,602.90 = 35,263.72 : x
  2. Step 2: Convert to fraction form
    59,153.88/81,602.90 = 35,263.72/x
  3. Step 3: Cross multiply
    59,153.88x = 81,602.90 × 35,263.72
  4. Step 4: Simplify right side
    59,153.88x = 2,877,621,816.79
  5. Step 5: Solve for x
    x = 2,877,621,816.79/59,153.88
  6. Step 6: Final answer
    x = 48,646.37

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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.