Home / 156,180.08-215,491.43-94,925.21

Finding the Fourth Proportional to 156,180.08, 215,491.43 and 94,925.21

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Solution

The fourth proportional to 156,180.08, 215,491.43 and 94,925.21 is: 130,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,180.08 : 215,491.43 = 94,925.21 : x
  2. Step 2: Convert to fraction form
    156,180.08/215,491.43 = 94,925.21/x
  3. Step 3: Cross multiply
    156,180.08x = 215,491.43 × 94,925.21
  4. Step 4: Simplify right side
    156,180.08x = 20,455,567,693.87
  5. Step 5: Solve for x
    x = 20,455,567,693.87/156,180.08
  6. Step 6: Final answer
    x = 130,974.25

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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.