Home / 156,795.80-235,193.70-51,625.40

Finding the Fourth Proportional to 156,795.80, 235,193.70 and 51,625.40

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Solution

The fourth proportional to 156,795.80, 235,193.70 and 51,625.40 is: 77,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,795.80 : 235,193.70 = 51,625.40 : x
  2. Step 2: Convert to fraction form
    156,795.80/235,193.70 = 51,625.40/x
  3. Step 3: Cross multiply
    156,795.80x = 235,193.70 × 51,625.40
  4. Step 4: Simplify right side
    156,795.80x = 12,141,968,839.98
  5. Step 5: Solve for x
    x = 12,141,968,839.98/156,795.80
  6. Step 6: Final answer
    x = 77,438.10

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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.