Home / 130,775.89-179,904.43-114,570.22

Finding the Fourth Proportional to 130,775.89, 179,904.43 and 114,570.22

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Solution

The fourth proportional to 130,775.89, 179,904.43 and 114,570.22 is: 157,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,775.89 : 179,904.43 = 114,570.22 : x
  2. Step 2: Convert to fraction form
    130,775.89/179,904.43 = 114,570.22/x
  3. Step 3: Cross multiply
    130,775.89x = 179,904.43 × 114,570.22
  4. Step 4: Simplify right side
    130,775.89x = 20,611,690,124.07
  5. Step 5: Solve for x
    x = 20,611,690,124.07/130,775.89
  6. Step 6: Final answer
    x = 157,610.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.