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Finding the Fourth Proportional to 240,333.47, 360,500.97 and 90,533.51

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Solution

The fourth proportional to 240,333.47, 360,500.97 and 90,533.51 is: 135,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,333.47 : 360,500.97 = 90,533.51 : x
  2. Step 2: Convert to fraction form
    240,333.47/360,500.97 = 90,533.51/x
  3. Step 3: Cross multiply
    240,333.47x = 360,500.97 × 90,533.51
  4. Step 4: Simplify right side
    240,333.47x = 32,637,418,172.50
  5. Step 5: Solve for x
    x = 32,637,418,172.50/240,333.47
  6. Step 6: Final answer
    x = 135,800.55

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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.