Home / 91,953.36-126,953.73-60,175.98

Finding the Fourth Proportional to 91,953.36, 126,953.73 and 60,175.98

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Solution

The fourth proportional to 91,953.36, 126,953.73 and 60,175.98 is: 83,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,953.36 : 126,953.73 = 60,175.98 : x
  2. Step 2: Convert to fraction form
    91,953.36/126,953.73 = 60,175.98/x
  3. Step 3: Cross multiply
    91,953.36x = 126,953.73 × 60,175.98
  4. Step 4: Simplify right side
    91,953.36x = 7,639,565,117.41
  5. Step 5: Solve for x
    x = 7,639,565,117.41/91,953.36
  6. Step 6: Final answer
    x = 83,080.87

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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.