Home / 126,598.46-189,991.04-60,038.80

Finding the Fourth Proportional to 126,598.46, 189,991.04 and 60,038.80

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Solution

The fourth proportional to 126,598.46, 189,991.04 and 60,038.80 is: 90,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,598.46 : 189,991.04 = 60,038.80 : x
  2. Step 2: Convert to fraction form
    126,598.46/189,991.04 = 60,038.80/x
  3. Step 3: Cross multiply
    126,598.46x = 189,991.04 × 60,038.80
  4. Step 4: Simplify right side
    126,598.46x = 11,406,834,052.35
  5. Step 5: Solve for x
    x = 11,406,834,052.35/126,598.46
  6. Step 6: Final answer
    x = 90,102.47

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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.