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Finding the Fourth Proportional to 240,150.51, 360,225.72 and 90,424.35

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Solution

The fourth proportional to 240,150.51, 360,225.72 and 90,424.35 is: 135,636.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,150.51 : 360,225.72 = 90,424.35 : x
  2. Step 2: Convert to fraction form
    240,150.51/360,225.72 = 90,424.35/x
  3. Step 3: Cross multiply
    240,150.51x = 360,225.72 × 90,424.35
  4. Step 4: Simplify right side
    240,150.51x = 32,573,176,584.28
  5. Step 5: Solve for x
    x = 32,573,176,584.28/240,150.51
  6. Step 6: Final answer
    x = 135,636.51

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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.