Home / 92,511.36-127,671.84-52,210.80

Finding the Fourth Proportional to 92,511.36, 127,671.84 and 52,210.80

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Solution

The fourth proportional to 92,511.36, 127,671.84 and 52,210.80 is: 72,054.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,511.36 : 127,671.84 = 52,210.80 : x
  2. Step 2: Convert to fraction form
    92,511.36/127,671.84 = 52,210.80/x
  3. Step 3: Cross multiply
    92,511.36x = 127,671.84 × 52,210.80
  4. Step 4: Simplify right side
    92,511.36x = 6,665,848,903.87
  5. Step 5: Solve for x
    x = 6,665,848,903.87/92,511.36
  6. Step 6: Final answer
    x = 72,054.38

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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.