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Finding the Fourth Proportional to 114,660.80, 171,602.40 and 114,660.80

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Solution

The fourth proportional to 114,660.80, 171,602.40 and 114,660.80 is: 171,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,660.80 : 171,602.40 = 114,660.80 : x
  2. Step 2: Convert to fraction form
    114,660.80/171,602.40 = 114,660.80/x
  3. Step 3: Cross multiply
    114,660.80x = 171,602.40 × 114,660.80
  4. Step 4: Simplify right side
    114,660.80x = 19,676,068,465.92
  5. Step 5: Solve for x
    x = 19,676,068,465.92/114,660.80
  6. Step 6: Final answer
    x = 171,602.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.