Home / 126,596.47-189,988.03-60,036.80

Finding the Fourth Proportional to 126,596.47, 189,988.03 and 60,036.80

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Solution

The fourth proportional to 126,596.47, 189,988.03 and 60,036.80 is: 90,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,596.47 : 189,988.03 = 60,036.80 : x
  2. Step 2: Convert to fraction form
    126,596.47/189,988.03 = 60,036.80/x
  3. Step 3: Cross multiply
    126,596.47x = 189,988.03 × 60,036.80
  4. Step 4: Simplify right side
    126,596.47x = 11,406,272,484.61
  5. Step 5: Solve for x
    x = 11,406,272,484.61/126,596.47
  6. Step 6: Final answer
    x = 90,099.45

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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.