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Finding the Fourth Proportional to 64,658.22, 89,214.97 and 37,795.53

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Solution

The fourth proportional to 64,658.22, 89,214.97 and 37,795.53 is: 52,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,658.22 : 89,214.97 = 37,795.53 : x
  2. Step 2: Convert to fraction form
    64,658.22/89,214.97 = 37,795.53/x
  3. Step 3: Cross multiply
    64,658.22x = 89,214.97 × 37,795.53
  4. Step 4: Simplify right side
    64,658.22x = 3,371,927,075.08
  5. Step 5: Solve for x
    x = 3,371,927,075.08/64,658.22
  6. Step 6: Final answer
    x = 52,150.01

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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.