Home / 142,739.02-214,096.37-58,475.12

Finding the Fourth Proportional to 142,739.02, 214,096.37 and 58,475.12

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Solution

The fourth proportional to 142,739.02, 214,096.37 and 58,475.12 is: 87,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,739.02 : 214,096.37 = 58,475.12 : x
  2. Step 2: Convert to fraction form
    142,739.02/214,096.37 = 58,475.12/x
  3. Step 3: Cross multiply
    142,739.02x = 214,096.37 × 58,475.12
  4. Step 4: Simplify right side
    142,739.02x = 12,519,311,608.74
  5. Step 5: Solve for x
    x = 12,519,311,608.74/142,739.02
  6. Step 6: Final answer
    x = 87,707.70

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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.