Home / 234,005.10-351,007.65-134,472.30

Finding the Fourth Proportional to 234,005.10, 351,007.65 and 134,472.30

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Solution

The fourth proportional to 234,005.10, 351,007.65 and 134,472.30 is: 201,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,005.10 : 351,007.65 = 134,472.30 : x
  2. Step 2: Convert to fraction form
    234,005.10/351,007.65 = 134,472.30/x
  3. Step 3: Cross multiply
    234,005.10x = 351,007.65 × 134,472.30
  4. Step 4: Simplify right side
    234,005.10x = 47,200,806,013.10
  5. Step 5: Solve for x
    x = 47,200,806,013.10/234,005.10
  6. Step 6: Final answer
    x = 201,708.45

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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.