Home / 210,832.20-316,394.10-151,710.30

Finding the Fourth Proportional to 210,832.20, 316,394.10 and 151,710.30

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Solution

The fourth proportional to 210,832.20, 316,394.10 and 151,710.30 is: 227,670.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,832.20 : 316,394.10 = 151,710.30 : x
  2. Step 2: Convert to fraction form
    210,832.20/316,394.10 = 151,710.30/x
  3. Step 3: Cross multiply
    210,832.20x = 316,394.10 × 151,710.30
  4. Step 4: Simplify right side
    210,832.20x = 48,000,243,829.23
  5. Step 5: Solve for x
    x = 48,000,243,829.23/210,832.20
  6. Step 6: Final answer
    x = 227,670.36

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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.