Home / 251,576.04-377,334.90-137,758.08

Finding the Fourth Proportional to 251,576.04, 377,334.90 and 137,758.08

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Solution

The fourth proportional to 251,576.04, 377,334.90 and 137,758.08 is: 206,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,576.04 : 377,334.90 = 137,758.08 : x
  2. Step 2: Convert to fraction form
    251,576.04/377,334.90 = 137,758.08/x
  3. Step 3: Cross multiply
    251,576.04x = 377,334.90 × 137,758.08
  4. Step 4: Simplify right side
    251,576.04x = 51,980,931,340.99
  5. Step 5: Solve for x
    x = 51,980,931,340.99/251,576.04
  6. Step 6: Final answer
    x = 206,621.15

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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.