Home / 116,079.33-174,118.98-76,627.20

Finding the Fourth Proportional to 116,079.33, 174,118.98 and 76,627.20

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Solution

The fourth proportional to 116,079.33, 174,118.98 and 76,627.20 is: 114,940.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,079.33 : 174,118.98 = 76,627.20 : x
  2. Step 2: Convert to fraction form
    116,079.33/174,118.98 = 76,627.20/x
  3. Step 3: Cross multiply
    116,079.33x = 174,118.98 × 76,627.20
  4. Step 4: Simplify right side
    116,079.33x = 13,342,249,904.26
  5. Step 5: Solve for x
    x = 13,342,249,904.26/116,079.33
  6. Step 6: Final answer
    x = 114,940.79

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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.