Home / 341,072.42-511,521.36-101,130.20

Finding the Fourth Proportional to 341,072.42, 511,521.36 and 101,130.20

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Solution

The fourth proportional to 341,072.42, 511,521.36 and 101,130.20 is: 151,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,072.42 : 511,521.36 = 101,130.20 : x
  2. Step 2: Convert to fraction form
    341,072.42/511,521.36 = 101,130.20/x
  3. Step 3: Cross multiply
    341,072.42x = 511,521.36 × 101,130.20
  4. Step 4: Simplify right side
    341,072.42x = 51,730,257,441.07
  5. Step 5: Solve for x
    x = 51,730,257,441.07/341,072.42
  6. Step 6: Final answer
    x = 151,669.42

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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.