Home / 64,900.81-97,346.60-17,518.60

Finding the Fourth Proportional to 64,900.81, 97,346.60 and 17,518.60

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Solution

The fourth proportional to 64,900.81, 97,346.60 and 17,518.60 is: 26,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,900.81 : 97,346.60 = 17,518.60 : x
  2. Step 2: Convert to fraction form
    64,900.81/97,346.60 = 17,518.60/x
  3. Step 3: Cross multiply
    64,900.81x = 97,346.60 × 17,518.60
  4. Step 4: Simplify right side
    64,900.81x = 1,705,376,146.76
  5. Step 5: Solve for x
    x = 1,705,376,146.76/64,900.81
  6. Step 6: Final answer
    x = 26,276.65

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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.