Home / 116,200.40-174,300.60-108,327.20

Finding the Fourth Proportional to 116,200.40, 174,300.60 and 108,327.20

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Solution

The fourth proportional to 116,200.40, 174,300.60 and 108,327.20 is: 162,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,200.40 : 174,300.60 = 108,327.20 : x
  2. Step 2: Convert to fraction form
    116,200.40/174,300.60 = 108,327.20/x
  3. Step 3: Cross multiply
    116,200.40x = 174,300.60 × 108,327.20
  4. Step 4: Simplify right side
    116,200.40x = 18,881,495,956.32
  5. Step 5: Solve for x
    x = 18,881,495,956.32/116,200.40
  6. Step 6: Final answer
    x = 162,490.80

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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.