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Finding the Fourth Proportional to 64,946.61, 97,345.60 and 29,435.00

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Solution

The fourth proportional to 64,946.61, 97,345.60 and 29,435.00 is: 44,118.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,946.61 : 97,345.60 = 29,435.00 : x
  2. Step 2: Convert to fraction form
    64,946.61/97,345.60 = 29,435.00/x
  3. Step 3: Cross multiply
    64,946.61x = 97,345.60 × 29,435.00
  4. Step 4: Simplify right side
    64,946.61x = 2,865,367,175.68
  5. Step 5: Solve for x
    x = 2,865,367,175.68/64,946.61
  6. Step 6: Final answer
    x = 44,118.81

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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.