Home / 94,453.02-141,679.39-64,780.90

Finding the Fourth Proportional to 94,453.02, 141,679.39 and 64,780.90

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Solution

The fourth proportional to 94,453.02, 141,679.39 and 64,780.90 is: 97,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,453.02 : 141,679.39 = 64,780.90 : x
  2. Step 2: Convert to fraction form
    94,453.02/141,679.39 = 64,780.90/x
  3. Step 3: Cross multiply
    94,453.02x = 141,679.39 × 64,780.90
  4. Step 4: Simplify right side
    94,453.02x = 9,178,118,395.65
  5. Step 5: Solve for x
    x = 9,178,118,395.65/94,453.02
  6. Step 6: Final answer
    x = 97,171.25

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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.