Home / 215,475.73-297,353.70-118,677.76

Finding the Fourth Proportional to 215,475.73, 297,353.70 and 118,677.76

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Solution

The fourth proportional to 215,475.73, 297,353.70 and 118,677.76 is: 163,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,475.73 : 297,353.70 = 118,677.76 : x
  2. Step 2: Convert to fraction form
    215,475.73/297,353.70 = 118,677.76/x
  3. Step 3: Cross multiply
    215,475.73x = 297,353.70 × 118,677.76
  4. Step 4: Simplify right side
    215,475.73x = 35,289,270,300.33
  5. Step 5: Solve for x
    x = 35,289,270,300.33/215,475.73
  6. Step 6: Final answer
    x = 163,773.76

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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.