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Finding the Fourth Proportional to 218,832.57, 301,802.76 and 150,957.81

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Solution

The fourth proportional to 218,832.57, 301,802.76 and 150,957.81 is: 208,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,832.57 : 301,802.76 = 150,957.81 : x
  2. Step 2: Convert to fraction form
    218,832.57/301,802.76 = 150,957.81/x
  3. Step 3: Cross multiply
    218,832.57x = 301,802.76 × 150,957.81
  4. Step 4: Simplify right side
    218,832.57x = 45,559,483,701.56
  5. Step 5: Solve for x
    x = 45,559,483,701.56/218,832.57
  6. Step 6: Final answer
    x = 208,193.34

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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.