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Finding the Fourth Proportional to 240,783.72, 332,271.76 and 133,347.36

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Solution

The fourth proportional to 240,783.72, 332,271.76 and 133,347.36 is: 184,013.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,783.72 : 332,271.76 = 133,347.36 : x
  2. Step 2: Convert to fraction form
    240,783.72/332,271.76 = 133,347.36/x
  3. Step 3: Cross multiply
    240,783.72x = 332,271.76 × 133,347.36
  4. Step 4: Simplify right side
    240,783.72x = 44,307,561,998.55
  5. Step 5: Solve for x
    x = 44,307,561,998.55/240,783.72
  6. Step 6: Final answer
    x = 184,013.94

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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.