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Finding the Fourth Proportional to 118,165.64, 177,215.65 and 32,756.10

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Solution

The fourth proportional to 118,165.64, 177,215.65 and 32,756.10 is: 49,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,165.64 : 177,215.65 = 32,756.10 : x
  2. Step 2: Convert to fraction form
    118,165.64/177,215.65 = 32,756.10/x
  3. Step 3: Cross multiply
    118,165.64x = 177,215.65 × 32,756.10
  4. Step 4: Simplify right side
    118,165.64x = 5,804,892,806.52
  5. Step 5: Solve for x
    x = 5,804,892,806.52/118,165.64
  6. Step 6: Final answer
    x = 49,125.05

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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.