Home / 91,263.36-125,908.80-59,459.52

Finding the Fourth Proportional to 91,263.36, 125,908.80 and 59,459.52

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Solution

The fourth proportional to 91,263.36, 125,908.80 and 59,459.52 is: 82,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,263.36 : 125,908.80 = 59,459.52 : x
  2. Step 2: Convert to fraction form
    91,263.36/125,908.80 = 59,459.52/x
  3. Step 3: Cross multiply
    91,263.36x = 125,908.80 × 59,459.52
  4. Step 4: Simplify right side
    91,263.36x = 7,486,476,811.78
  5. Step 5: Solve for x
    x = 7,486,476,811.78/91,263.36
  6. Step 6: Final answer
    x = 82,031.57

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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.