Home / 130,846.88-196,145.67-42,038.06

Finding the Fourth Proportional to 130,846.88, 196,145.67 and 42,038.06

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Solution

The fourth proportional to 130,846.88, 196,145.67 and 42,038.06 is: 63,017.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,846.88 : 196,145.67 = 42,038.06 : x
  2. Step 2: Convert to fraction form
    130,846.88/196,145.67 = 42,038.06/x
  3. Step 3: Cross multiply
    130,846.88x = 196,145.67 × 42,038.06
  4. Step 4: Simplify right side
    130,846.88x = 8,245,582,463.47
  5. Step 5: Solve for x
    x = 8,245,582,463.47/130,846.88
  6. Step 6: Final answer
    x = 63,017.04

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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.