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Finding the Fourth Proportional to 64,475.61, 88,980.37 and 37,252.86

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Solution

The fourth proportional to 64,475.61, 88,980.37 and 37,252.86 is: 51,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,475.61 : 88,980.37 = 37,252.86 : x
  2. Step 2: Convert to fraction form
    64,475.61/88,980.37 = 37,252.86/x
  3. Step 3: Cross multiply
    64,475.61x = 88,980.37 × 37,252.86
  4. Step 4: Simplify right side
    64,475.61x = 3,314,773,266.36
  5. Step 5: Solve for x
    x = 3,314,773,266.36/64,475.61
  6. Step 6: Final answer
    x = 51,411.27

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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.