Home / 66,256.53-99,347.02-45,222.03

Finding the Fourth Proportional to 66,256.53, 99,347.02 and 45,222.03

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Solution

The fourth proportional to 66,256.53, 99,347.02 and 45,222.03 is: 67,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,256.53 : 99,347.02 = 45,222.03 : x
  2. Step 2: Convert to fraction form
    66,256.53/99,347.02 = 45,222.03/x
  3. Step 3: Cross multiply
    66,256.53x = 99,347.02 × 45,222.03
  4. Step 4: Simplify right side
    66,256.53x = 4,492,673,918.85
  5. Step 5: Solve for x
    x = 4,492,673,918.85/66,256.53
  6. Step 6: Final answer
    x = 67,807.27

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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.