Home / 92,877.98-128,171.57-50,436.50

Finding the Fourth Proportional to 92,877.98, 128,171.57 and 50,436.50

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Solution

The fourth proportional to 92,877.98, 128,171.57 and 50,436.50 is: 69,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,877.98 : 128,171.57 = 50,436.50 : x
  2. Step 2: Convert to fraction form
    92,877.98/128,171.57 = 50,436.50/x
  3. Step 3: Cross multiply
    92,877.98x = 128,171.57 × 50,436.50
  4. Step 4: Simplify right side
    92,877.98x = 6,464,524,497.26
  5. Step 5: Solve for x
    x = 6,464,524,497.26/92,877.98
  6. Step 6: Final answer
    x = 69,602.34

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1.5x scale

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.