Home / 134,685.20-202,027.80-59,805.20

Finding the Fourth Proportional to 134,685.20, 202,027.80 and 59,805.20

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Solution

The fourth proportional to 134,685.20, 202,027.80 and 59,805.20 is: 89,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,685.20 : 202,027.80 = 59,805.20 : x
  2. Step 2: Convert to fraction form
    134,685.20/202,027.80 = 59,805.20/x
  3. Step 3: Cross multiply
    134,685.20x = 202,027.80 × 59,805.20
  4. Step 4: Simplify right side
    134,685.20x = 12,082,312,984.56
  5. Step 5: Solve for x
    x = 12,082,312,984.56/134,685.20
  6. Step 6: Final answer
    x = 89,707.80

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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.