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Finding the Fourth Proportional to 351,502.50, 527,343.66 and 102,184.50

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Solution

The fourth proportional to 351,502.50, 527,343.66 and 102,184.50 is: 153,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,502.50 : 527,343.66 = 102,184.50 : x
  2. Step 2: Convert to fraction form
    351,502.50/527,343.66 = 102,184.50/x
  3. Step 3: Cross multiply
    351,502.50x = 527,343.66 × 102,184.50
  4. Step 4: Simplify right side
    351,502.50x = 53,886,348,225.27
  5. Step 5: Solve for x
    x = 53,886,348,225.27/351,502.50
  6. Step 6: Final answer
    x = 153,302.89

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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.