Home / 145,551.22-200,885.13-84,288.46

Finding the Fourth Proportional to 145,551.22, 200,885.13 and 84,288.46

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Solution

The fourth proportional to 145,551.22, 200,885.13 and 84,288.46 is: 116,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,551.22 : 200,885.13 = 84,288.46 : x
  2. Step 2: Convert to fraction form
    145,551.22/200,885.13 = 84,288.46/x
  3. Step 3: Cross multiply
    145,551.22x = 200,885.13 × 84,288.46
  4. Step 4: Simplify right side
    145,551.22x = 16,932,298,244.60
  5. Step 5: Solve for x
    x = 16,932,298,244.60/145,551.22
  6. Step 6: Final answer
    x = 116,332.23

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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.