Home / 145,167.94-200,353.77-88,612.18

Finding the Fourth Proportional to 145,167.94, 200,353.77 and 88,612.18

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Solution

The fourth proportional to 145,167.94, 200,353.77 and 88,612.18 is: 122,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,167.94 : 200,353.77 = 88,612.18 : x
  2. Step 2: Convert to fraction form
    145,167.94/200,353.77 = 88,612.18/x
  3. Step 3: Cross multiply
    145,167.94x = 200,353.77 × 88,612.18
  4. Step 4: Simplify right side
    145,167.94x = 17,753,784,330.92
  5. Step 5: Solve for x
    x = 17,753,784,330.92/145,167.94
  6. Step 6: Final answer
    x = 122,298.25

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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.