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Finding the Fourth Proportional to 164,568.42, 246,686.40 and 64,798.62

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Solution

The fourth proportional to 164,568.42, 246,686.40 and 64,798.62 is: 97,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,568.42 : 246,686.40 = 64,798.62 : x
  2. Step 2: Convert to fraction form
    164,568.42/246,686.40 = 64,798.62/x
  3. Step 3: Cross multiply
    164,568.42x = 246,686.40 × 64,798.62
  4. Step 4: Simplify right side
    164,568.42x = 15,984,938,292.77
  5. Step 5: Solve for x
    x = 15,984,938,292.77/164,568.42
  6. Step 6: Final answer
    x = 97,132.48

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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.