Home / 91,935.45-137,833.02-47,533.86

Finding the Fourth Proportional to 91,935.45, 137,833.02 and 47,533.86

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Solution

The fourth proportional to 91,935.45, 137,833.02 and 47,533.86 is: 71,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,935.45 : 137,833.02 = 47,533.86 : x
  2. Step 2: Convert to fraction form
    91,935.45/137,833.02 = 47,533.86/x
  3. Step 3: Cross multiply
    91,935.45x = 137,833.02 × 47,533.86
  4. Step 4: Simplify right side
    91,935.45x = 6,551,735,476.06
  5. Step 5: Solve for x
    x = 6,551,735,476.06/91,935.45
  6. Step 6: Final answer
    x = 71,264.52

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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.