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Finding the Fourth Proportional to 186,002.60, 278,982.30 and 52,903.40

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Solution

The fourth proportional to 186,002.60, 278,982.30 and 52,903.40 is: 79,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,002.60 : 278,982.30 = 52,903.40 : x
  2. Step 2: Convert to fraction form
    186,002.60/278,982.30 = 52,903.40/x
  3. Step 3: Cross multiply
    186,002.60x = 278,982.30 × 52,903.40
  4. Step 4: Simplify right side
    186,002.60x = 14,759,112,209.82
  5. Step 5: Solve for x
    x = 14,759,112,209.82/186,002.60
  6. Step 6: Final answer
    x = 79,348.96

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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.