Home / 185,730.96-256,302.16-100,846.20

Finding the Fourth Proportional to 185,730.96, 256,302.16 and 100,846.20

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Solution

The fourth proportional to 185,730.96, 256,302.16 and 100,846.20 is: 139,164.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,730.96 : 256,302.16 = 100,846.20 : x
  2. Step 2: Convert to fraction form
    185,730.96/256,302.16 = 100,846.20/x
  3. Step 3: Cross multiply
    185,730.96x = 256,302.16 × 100,846.20
  4. Step 4: Simplify right side
    185,730.96x = 25,847,098,887.79
  5. Step 5: Solve for x
    x = 25,847,098,887.79/185,730.96
  6. Step 6: Final answer
    x = 139,164.19

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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.