Home / 210,854.20-316,427.10-151,732.30

Finding the Fourth Proportional to 210,854.20, 316,427.10 and 151,732.30

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Solution

The fourth proportional to 210,854.20, 316,427.10 and 151,732.30 is: 227,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,854.20 : 316,427.10 = 151,732.30 : x
  2. Step 2: Convert to fraction form
    210,854.20/316,427.10 = 151,732.30/x
  3. Step 3: Cross multiply
    210,854.20x = 316,427.10 × 151,732.30
  4. Step 4: Simplify right side
    210,854.20x = 48,012,211,665.33
  5. Step 5: Solve for x
    x = 48,012,211,665.33/210,854.20
  6. Step 6: Final answer
    x = 227,703.37

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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.