Home / 63,021.40-94,532.10-57,772.60

Finding the Fourth Proportional to 63,021.40, 94,532.10 and 57,772.60

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Solution

The fourth proportional to 63,021.40, 94,532.10 and 57,772.60 is: 86,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021.40 : 94,532.10 = 57,772.60 : x
  2. Step 2: Convert to fraction form
    63,021.40/94,532.10 = 57,772.60/x
  3. Step 3: Cross multiply
    63,021.40x = 94,532.10 × 57,772.60
  4. Step 4: Simplify right side
    63,021.40x = 5,461,365,200.46
  5. Step 5: Solve for x
    x = 5,461,365,200.46/63,021.40
  6. Step 6: Final answer
    x = 86,658.90

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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.