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Finding the Fourth Proportional to 156,075.70, 234,027.15 and 62,475.70

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Solution

The fourth proportional to 156,075.70, 234,027.15 and 62,475.70 is: 93,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,075.70 : 234,027.15 = 62,475.70 : x
  2. Step 2: Convert to fraction form
    156,075.70/234,027.15 = 62,475.70/x
  3. Step 3: Cross multiply
    156,075.70x = 234,027.15 × 62,475.70
  4. Step 4: Simplify right side
    156,075.70x = 14,621,010,015.26
  5. Step 5: Solve for x
    x = 14,621,010,015.26/156,075.70
  6. Step 6: Final answer
    x = 93,678.96

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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.