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Finding the Fourth Proportional to 240,188.16, 360,274.05 and 113,888.91

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Solution

The fourth proportional to 240,188.16, 360,274.05 and 113,888.91 is: 170,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,188.16 : 360,274.05 = 113,888.91 : x
  2. Step 2: Convert to fraction form
    240,188.16/360,274.05 = 113,888.91/x
  3. Step 3: Cross multiply
    240,188.16x = 360,274.05 × 113,888.91
  4. Step 4: Simplify right side
    240,188.16x = 41,031,218,855.79
  5. Step 5: Solve for x
    x = 41,031,218,855.79/240,188.16
  6. Step 6: Final answer
    x = 170,829.48

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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.