Home / 116,438.02-174,640.02-57,257.80

Finding the Fourth Proportional to 116,438.02, 174,640.02 and 57,257.80

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Solution

The fourth proportional to 116,438.02, 174,640.02 and 57,257.80 is: 85,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,438.02 : 174,640.02 = 57,257.80 : x
  2. Step 2: Convert to fraction form
    116,438.02/174,640.02 = 57,257.80/x
  3. Step 3: Cross multiply
    116,438.02x = 174,640.02 × 57,257.80
  4. Step 4: Simplify right side
    116,438.02x = 9,999,503,337.16
  5. Step 5: Solve for x
    x = 9,999,503,337.16/116,438.02
  6. Step 6: Final answer
    x = 85,878.34

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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.