Home / 197,254.76-272,216.40-119,731.28

Finding the Fourth Proportional to 197,254.76, 272,216.40 and 119,731.28

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Solution

The fourth proportional to 197,254.76, 272,216.40 and 119,731.28 is: 165,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,254.76 : 272,216.40 = 119,731.28 : x
  2. Step 2: Convert to fraction form
    197,254.76/272,216.40 = 119,731.28/x
  3. Step 3: Cross multiply
    197,254.76x = 272,216.40 × 119,731.28
  4. Step 4: Simplify right side
    197,254.76x = 32,592,818,008.99
  5. Step 5: Solve for x
    x = 32,592,818,008.99/197,254.76
  6. Step 6: Final answer
    x = 165,232.10

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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.