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Finding the Fourth Proportional to 237,368.53, 355,806.69 and 148,417.84

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Solution

The fourth proportional to 237,368.53, 355,806.69 and 148,417.84 is: 222,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,368.53 : 355,806.69 = 148,417.84 : x
  2. Step 2: Convert to fraction form
    237,368.53/355,806.69 = 148,417.84/x
  3. Step 3: Cross multiply
    237,368.53x = 355,806.69 × 148,417.84
  4. Step 4: Simplify right side
    237,368.53x = 52,808,060,387.35
  5. Step 5: Solve for x
    x = 52,808,060,387.35/237,368.53
  6. Step 6: Final answer
    x = 222,472.88

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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.