Home / 146,278.34-201,864.06-79,210.34

Finding the Fourth Proportional to 146,278.34, 201,864.06 and 79,210.34

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Solution

The fourth proportional to 146,278.34, 201,864.06 and 79,210.34 is: 109,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,278.34 : 201,864.06 = 79,210.34 : x
  2. Step 2: Convert to fraction form
    146,278.34/201,864.06 = 79,210.34/x
  3. Step 3: Cross multiply
    146,278.34x = 201,864.06 × 79,210.34
  4. Step 4: Simplify right side
    146,278.34x = 15,989,720,826.38
  5. Step 5: Solve for x
    x = 15,989,720,826.38/146,278.34
  6. Step 6: Final answer
    x = 109,310.24

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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.