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Finding the Fourth Proportional to 169,075.72, 253,630.47 and 62,487.67

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Solution

The fourth proportional to 169,075.72, 253,630.47 and 62,487.67 is: 93,737.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,075.72 : 253,630.47 = 62,487.67 : x
  2. Step 2: Convert to fraction form
    169,075.72/253,630.47 = 62,487.67/x
  3. Step 3: Cross multiply
    169,075.72x = 253,630.47 × 62,487.67
  4. Step 4: Simplify right side
    169,075.72x = 15,848,777,111.30
  5. Step 5: Solve for x
    x = 15,848,777,111.30/169,075.72
  6. Step 6: Final answer
    x = 93,737.75

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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.