Home / 117,008.89-175,457.75-57,775.34

Finding the Fourth Proportional to 117,008.89, 175,457.75 and 57,775.34

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Solution

The fourth proportional to 117,008.89, 175,457.75 and 57,775.34 is: 86,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008.89 : 175,457.75 = 57,775.34 : x
  2. Step 2: Convert to fraction form
    117,008.89/175,457.75 = 57,775.34/x
  3. Step 3: Cross multiply
    117,008.89x = 175,457.75 × 57,775.34
  4. Step 4: Simplify right side
    117,008.89x = 10,137,131,311.65
  5. Step 5: Solve for x
    x = 10,137,131,311.65/117,008.89
  6. Step 6: Final answer
    x = 86,635.57

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1.5x scale

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.