Home / 92,827.58-128,102.31-50,386.12

Finding the Fourth Proportional to 92,827.58, 128,102.31 and 50,386.12

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Solution

The fourth proportional to 92,827.58, 128,102.31 and 50,386.12 is: 69,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,827.58 : 128,102.31 = 50,386.12 : x
  2. Step 2: Convert to fraction form
    92,827.58/128,102.31 = 50,386.12/x
  3. Step 3: Cross multiply
    92,827.58x = 128,102.31 × 50,386.12
  4. Step 4: Simplify right side
    92,827.58x = 6,454,578,043.68
  5. Step 5: Solve for x
    x = 6,454,578,043.68/92,827.58
  6. Step 6: Final answer
    x = 69,532.98

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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.