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Finding the Fourth Proportional to 237,409.92, 355,868.76 and 148,459.32

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Solution

The fourth proportional to 237,409.92, 355,868.76 and 148,459.32 is: 222,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,409.92 : 355,868.76 = 148,459.32 : x
  2. Step 2: Convert to fraction form
    237,409.92/355,868.76 = 148,459.32/x
  3. Step 3: Cross multiply
    237,409.92x = 355,868.76 × 148,459.32
  4. Step 4: Simplify right side
    237,409.92x = 52,832,034,118.84
  5. Step 5: Solve for x
    x = 52,832,034,118.84/237,409.92
  6. Step 6: Final answer
    x = 222,535.07

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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.