Home / 364,890.12-547,331.40-115,572.12

Finding the Fourth Proportional to 364,890.12, 547,331.40 and 115,572.12

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Solution

The fourth proportional to 364,890.12, 547,331.40 and 115,572.12 is: 173,356.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,890.12 : 547,331.40 = 115,572.12 : x
  2. Step 2: Convert to fraction form
    364,890.12/547,331.40 = 115,572.12/x
  3. Step 3: Cross multiply
    364,890.12x = 547,331.40 × 115,572.12
  4. Step 4: Simplify right side
    364,890.12x = 63,256,250,240.57
  5. Step 5: Solve for x
    x = 63,256,250,240.57/364,890.12
  6. Step 6: Final answer
    x = 173,356.98

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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.