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Finding the Fourth Proportional to 185,259.92, 255,655.32 and 104,685.71

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Solution

The fourth proportional to 185,259.92, 255,655.32 and 104,685.71 is: 144,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,259.92 : 255,655.32 = 104,685.71 : x
  2. Step 2: Convert to fraction form
    185,259.92/255,655.32 = 104,685.71/x
  3. Step 3: Cross multiply
    185,259.92x = 255,655.32 × 104,685.71
  4. Step 4: Simplify right side
    185,259.92x = 26,763,458,689.48
  5. Step 5: Solve for x
    x = 26,763,458,689.48/185,259.92
  6. Step 6: Final answer
    x = 144,464.38

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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.