Home / 215,735.93-297,709.67-123,852.50

Finding the Fourth Proportional to 215,735.93, 297,709.67 and 123,852.50

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Solution

The fourth proportional to 215,735.93, 297,709.67 and 123,852.50 is: 170,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,735.93 : 297,709.67 = 123,852.50 : x
  2. Step 2: Convert to fraction form
    215,735.93/297,709.67 = 123,852.50/x
  3. Step 3: Cross multiply
    215,735.93x = 297,709.67 × 123,852.50
  4. Step 4: Simplify right side
    215,735.93x = 36,872,084,795.86
  5. Step 5: Solve for x
    x = 36,872,084,795.86/215,735.93
  6. Step 6: Final answer
    x = 170,913.05

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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.