Home / 134,795.20-202,192.80-59,915.20

Finding the Fourth Proportional to 134,795.20, 202,192.80 and 59,915.20

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Solution

The fourth proportional to 134,795.20, 202,192.80 and 59,915.20 is: 89,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,795.20 : 202,192.80 = 59,915.20 : x
  2. Step 2: Convert to fraction form
    134,795.20/202,192.80 = 59,915.20/x
  3. Step 3: Cross multiply
    134,795.20x = 202,192.80 × 59,915.20
  4. Step 4: Simplify right side
    134,795.20x = 12,114,422,050.56
  5. Step 5: Solve for x
    x = 12,114,422,050.56/134,795.20
  6. Step 6: Final answer
    x = 89,872.80

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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.