Home / 64,581.89-96,938.51-45,883.04

Finding the Fourth Proportional to 64,581.89, 96,938.51 and 45,883.04

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Solution

The fourth proportional to 64,581.89, 96,938.51 and 45,883.04 is: 68,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,581.89 : 96,938.51 = 45,883.04 : x
  2. Step 2: Convert to fraction form
    64,581.89/96,938.51 = 45,883.04/x
  3. Step 3: Cross multiply
    64,581.89x = 96,938.51 × 45,883.04
  4. Step 4: Simplify right side
    64,581.89x = 4,447,832,817.76
  5. Step 5: Solve for x
    x = 4,447,832,817.76/64,581.89
  6. Step 6: Final answer
    x = 68,871.21

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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.