Home / 169,559.10-254,338.65-130,314.30

Finding the Fourth Proportional to 169,559.10, 254,338.65 and 130,314.30

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Solution

The fourth proportional to 169,559.10, 254,338.65 and 130,314.30 is: 195,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,559.10 : 254,338.65 = 130,314.30 : x
  2. Step 2: Convert to fraction form
    169,559.10/254,338.65 = 130,314.30/x
  3. Step 3: Cross multiply
    169,559.10x = 254,338.65 × 130,314.30
  4. Step 4: Simplify right side
    169,559.10x = 33,143,963,137.70
  5. Step 5: Solve for x
    x = 33,143,963,137.70/169,559.10
  6. Step 6: Final answer
    x = 195,471.45

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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.