Home / 237,884.28-328,280.76-130,455.06

Finding the Fourth Proportional to 237,884.28, 328,280.76 and 130,455.06

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Solution

The fourth proportional to 237,884.28, 328,280.76 and 130,455.06 is: 180,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,884.28 : 328,280.76 = 130,455.06 : x
  2. Step 2: Convert to fraction form
    237,884.28/328,280.76 = 130,455.06/x
  3. Step 3: Cross multiply
    237,884.28x = 328,280.76 × 130,455.06
  4. Step 4: Simplify right side
    237,884.28x = 42,825,886,242.65
  5. Step 5: Solve for x
    x = 42,825,886,242.65/237,884.28
  6. Step 6: Final answer
    x = 180,028.23

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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.