Home / 113,521.80-170,282.70-101,274.60

Finding the Fourth Proportional to 113,521.80, 170,282.70 and 101,274.60

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Solution

The fourth proportional to 113,521.80, 170,282.70 and 101,274.60 is: 151,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,521.80 : 170,282.70 = 101,274.60 : x
  2. Step 2: Convert to fraction form
    113,521.80/170,282.70 = 101,274.60/x
  3. Step 3: Cross multiply
    113,521.80x = 170,282.70 × 101,274.60
  4. Step 4: Simplify right side
    113,521.80x = 17,245,312,329.42
  5. Step 5: Solve for x
    x = 17,245,312,329.42/113,521.80
  6. Step 6: Final answer
    x = 151,911.90

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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.