Home / 341,072.40-511,521.36-101,130.24

Finding the Fourth Proportional to 341,072.40, 511,521.36 and 101,130.24

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Solution

The fourth proportional to 341,072.40, 511,521.36 and 101,130.24 is: 151,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,072.40 : 511,521.36 = 101,130.24 : x
  2. Step 2: Convert to fraction form
    341,072.40/511,521.36 = 101,130.24/x
  3. Step 3: Cross multiply
    341,072.40x = 511,521.36 × 101,130.24
  4. Step 4: Simplify right side
    341,072.40x = 51,730,277,901.93
  5. Step 5: Solve for x
    x = 51,730,277,901.93/341,072.40
  6. Step 6: Final answer
    x = 151,669.49

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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.