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Finding the Fourth Proportional to 237,756.60, 328,102.02 and 130,326.30

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Solution

The fourth proportional to 237,756.60, 328,102.02 and 130,326.30 is: 179,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,756.60 : 328,102.02 = 130,326.30 : x
  2. Step 2: Convert to fraction form
    237,756.60/328,102.02 = 130,326.30/x
  3. Step 3: Cross multiply
    237,756.60x = 328,102.02 × 130,326.30
  4. Step 4: Simplify right side
    237,756.60x = 42,760,322,289.13
  5. Step 5: Solve for x
    x = 42,760,322,289.13/237,756.60
  6. Step 6: Final answer
    x = 179,849.15

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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.