Home / 91,655.39-126,484.27-51,369.14

Finding the Fourth Proportional to 91,655.39, 126,484.27 and 51,369.14

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Solution

The fourth proportional to 91,655.39, 126,484.27 and 51,369.14 is: 70,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,655.39 : 126,484.27 = 51,369.14 : x
  2. Step 2: Convert to fraction form
    91,655.39/126,484.27 = 51,369.14/x
  3. Step 3: Cross multiply
    91,655.39x = 126,484.27 × 51,369.14
  4. Step 4: Simplify right side
    91,655.39x = 6,497,388,045.00
  5. Step 5: Solve for x
    x = 6,497,388,045.00/91,655.39
  6. Step 6: Final answer
    x = 70,889.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.