Home / 237,904.28-328,308.36-130,475.12

Finding the Fourth Proportional to 237,904.28, 328,308.36 and 130,475.12

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Solution

The fourth proportional to 237,904.28, 328,308.36 and 130,475.12 is: 180,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,904.28 : 328,308.36 = 130,475.12 : x
  2. Step 2: Convert to fraction form
    237,904.28/328,308.36 = 130,475.12/x
  3. Step 3: Cross multiply
    237,904.28x = 328,308.36 × 130,475.12
  4. Step 4: Simplify right side
    237,904.28x = 42,836,072,668.00
  5. Step 5: Solve for x
    x = 42,836,072,668.00/237,904.28
  6. Step 6: Final answer
    x = 180,055.91

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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.