Home / 116,712.28-160,838.22-84,830.68

Finding the Fourth Proportional to 116,712.28, 160,838.22 and 84,830.68

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Solution

The fourth proportional to 116,712.28, 160,838.22 and 84,830.68 is: 116,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,712.28 : 160,838.22 = 84,830.68 : x
  2. Step 2: Convert to fraction form
    116,712.28/160,838.22 = 84,830.68/x
  3. Step 3: Cross multiply
    116,712.28x = 160,838.22 × 84,830.68
  4. Step 4: Simplify right side
    116,712.28x = 13,644,015,572.59
  5. Step 5: Solve for x
    x = 13,644,015,572.59/116,712.28
  6. Step 6: Final answer
    x = 116,903.00

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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.