Home / 65,669.55-98,595.56-45,631.84

Finding the Fourth Proportional to 65,669.55, 98,595.56 and 45,631.84

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Solution

The fourth proportional to 65,669.55, 98,595.56 and 45,631.84 is: 68,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,669.55 : 98,595.56 = 45,631.84 : x
  2. Step 2: Convert to fraction form
    65,669.55/98,595.56 = 45,631.84/x
  3. Step 3: Cross multiply
    65,669.55x = 98,595.56 × 45,631.84
  4. Step 4: Simplify right side
    65,669.55x = 4,499,096,818.63
  5. Step 5: Solve for x
    x = 4,499,096,818.63/65,669.55
  6. Step 6: Final answer
    x = 68,511.16

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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.